Home / 1,006,972,059.57-1,389,436,971.16-560,924,322.59

Finding the Fourth Proportional to 1,006,972,059.57, 1,389,436,971.16 and 560,924,322.59

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Solution

The fourth proportional to 1,006,972,059.57, 1,389,436,971.16 and 560,924,322.59 is: 773,972,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,972,059.57 : 1,389,436,971.16 = 560,924,322.59 : x
  2. Step 2: Convert to fraction form
    1,006,972,059.57/1,389,436,971.16 = 560,924,322.59/x
  3. Step 3: Cross multiply
    1,006,972,059.57x = 1,389,436,971.16 × 560,924,322.59
  4. Step 4: Simplify right side
    1,006,972,059.57x = 779,368,991,827,294,976
  5. Step 5: Solve for x
    x = 779,368,991,827,294,976/1,006,972,059.57
  6. Step 6: Final answer
    x = 773,972,807.31

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Double scale
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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.