Home / 1,031,080,134.17-1,422,890,506.23-561,184,824.26

Finding the Fourth Proportional to 1,031,080,134.17, 1,422,890,506.23 and 561,184,824.26

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Solution

The fourth proportional to 1,031,080,134.17, 1,422,890,506.23 and 561,184,824.26 is: 774,435,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,080,134.17 : 1,422,890,506.23 = 561,184,824.26 : x
  2. Step 2: Convert to fraction form
    1,031,080,134.17/1,422,890,506.23 = 561,184,824.26/x
  3. Step 3: Cross multiply
    1,031,080,134.17x = 1,422,890,506.23 × 561,184,824.26
  4. Step 4: Simplify right side
    1,031,080,134.17x = 798,504,558,679,905,024
  5. Step 5: Solve for x
    x = 798,504,558,679,905,024/1,031,080,134.17
  6. Step 6: Final answer
    x = 774,435,014.52

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Half scale
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Double scale
Find fourth proportional to 1,031,080,135.17, 1,422,890,507.61 and 561,184,825.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.