Home / 1,031,080,132.17-1,422,890,503.47-561,184,822.26

Finding the Fourth Proportional to 1,031,080,132.17, 1,422,890,503.47 and 561,184,822.26

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Solution

The fourth proportional to 1,031,080,132.17, 1,422,890,503.47 and 561,184,822.26 is: 774,435,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,080,132.17 : 1,422,890,503.47 = 561,184,822.26 : x
  2. Step 2: Convert to fraction form
    1,031,080,132.17/1,422,890,503.47 = 561,184,822.26/x
  3. Step 3: Cross multiply
    1,031,080,132.17x = 1,422,890,503.47 × 561,184,822.26
  4. Step 4: Simplify right side
    1,031,080,132.17x = 798,504,554,285,253,888
  5. Step 5: Solve for x
    x = 798,504,554,285,253,888/1,031,080,132.17
  6. Step 6: Final answer
    x = 774,435,011.76

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Double scale
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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.