Home / 577,761,158.24-797,311,943.76-313,443,151.28

Finding the Fourth Proportional to 577,761,158.24, 797,311,943.76 and 313,443,151.28

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Solution

The fourth proportional to 577,761,158.24, 797,311,943.76 and 313,443,151.28 is: 432,552,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,761,158.24 : 797,311,943.76 = 313,443,151.28 : x
  2. Step 2: Convert to fraction form
    577,761,158.24/797,311,943.76 = 313,443,151.28/x
  3. Step 3: Cross multiply
    577,761,158.24x = 797,311,943.76 × 313,443,151.28
  4. Step 4: Simplify right side
    577,761,158.24x = 249,911,968,205,316,512
  5. Step 5: Solve for x
    x = 249,911,968,205,316,512/577,761,158.24
  6. Step 6: Final answer
    x = 432,552,387.16

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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.