Home / 963,515,435.83-1,329,651,301.32-545,827,721.13

Finding the Fourth Proportional to 963,515,435.83, 1,329,651,301.32 and 545,827,721.13

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Solution

The fourth proportional to 963,515,435.83, 1,329,651,301.32 and 545,827,721.13 is: 753,242,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,515,435.83 : 1,329,651,301.32 = 545,827,721.13 : x
  2. Step 2: Convert to fraction form
    963,515,435.83/1,329,651,301.32 = 545,827,721.13/x
  3. Step 3: Cross multiply
    963,515,435.83x = 1,329,651,301.32 × 545,827,721.13
  4. Step 4: Simplify right side
    963,515,435.83x = 725,760,539,697,034,496
  5. Step 5: Solve for x
    x = 725,760,539,697,034,496/963,515,435.83
  6. Step 6: Final answer
    x = 753,242,255.09

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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.