Home / 802,260,971.28-1,106,712,686.52-523,965,396.24

Finding the Fourth Proportional to 802,260,971.28, 1,106,712,686.52 and 523,965,396.24

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Solution

The fourth proportional to 802,260,971.28, 1,106,712,686.52 and 523,965,396.24 is: 722,806,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,260,971.28 : 1,106,712,686.52 = 523,965,396.24 : x
  2. Step 2: Convert to fraction form
    802,260,971.28/1,106,712,686.52 = 523,965,396.24/x
  3. Step 3: Cross multiply
    802,260,971.28x = 1,106,712,686.52 × 523,965,396.24
  4. Step 4: Simplify right side
    802,260,971.28x = 579,879,151,316,286,720
  5. Step 5: Solve for x
    x = 579,879,151,316,286,720/802,260,971.28
  6. Step 6: Final answer
    x = 722,806,134.26

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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.