Home / 1,030,796,763.47-1,422,487,576.16-560,889,988.26

Finding the Fourth Proportional to 1,030,796,763.47, 1,422,487,576.16 and 560,889,988.26

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Solution

The fourth proportional to 1,030,796,763.47, 1,422,487,576.16 and 560,889,988.26 is: 774,021,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,796,763.47 : 1,422,487,576.16 = 560,889,988.26 : x
  2. Step 2: Convert to fraction form
    1,030,796,763.47/1,422,487,576.16 = 560,889,988.26/x
  3. Step 3: Cross multiply
    1,030,796,763.47x = 1,422,487,576.16 × 560,889,988.26
  4. Step 4: Simplify right side
    1,030,796,763.47x = 797,859,039,889,511,936
  5. Step 5: Solve for x
    x = 797,859,039,889,511,936/1,030,796,763.47
  6. Step 6: Final answer
    x = 774,021,677.37

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Half scale
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Double scale
Find fourth proportional to 1,030,796,764.47, 1,422,487,577.54 and 560,889,989.26
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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.