Home / 1,537,468,265.86-2,121,695,642.07-832,604,117.28

Finding the Fourth Proportional to 1,537,468,265.86, 2,121,695,642.07 and 832,604,117.28

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Solution

The fourth proportional to 1,537,468,265.86, 2,121,695,642.07 and 832,604,117.28 is: 1,148,987,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,468,265.86 : 2,121,695,642.07 = 832,604,117.28 : x
  2. Step 2: Convert to fraction form
    1,537,468,265.86/2,121,695,642.07 = 832,604,117.28/x
  3. Step 3: Cross multiply
    1,537,468,265.86x = 2,121,695,642.07 × 832,604,117.28
  4. Step 4: Simplify right side
    1,537,468,265.86x = 1,766,532,527,202,514,944
  5. Step 5: Solve for x
    x = 1,766,532,527,202,514,944/1,537,468,265.86
  6. Step 6: Final answer
    x = 1,148,987,960.55

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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.