Home / 577,761,114.11-797,311,882.89-313,443,107.15

Finding the Fourth Proportional to 577,761,114.11, 797,311,882.89 and 313,443,107.15

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Solution

The fourth proportional to 577,761,114.11, 797,311,882.89 and 313,443,107.15 is: 432,552,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,761,114.11 : 797,311,882.89 = 313,443,107.15 : x
  2. Step 2: Convert to fraction form
    577,761,114.11/797,311,882.89 = 313,443,107.15/x
  3. Step 3: Cross multiply
    577,761,114.11x = 797,311,882.89 × 313,443,107.15
  4. Step 4: Simplify right side
    577,761,114.11x = 249,911,913,936,671,936
  5. Step 5: Solve for x
    x = 249,911,913,936,671,936/577,761,114.11
  6. Step 6: Final answer
    x = 432,552,326.27

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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.