Home / 27,172,690,789.19-37,497,865,599.27-15,897,032,690.45

Finding the Fourth Proportional to 27,172,690,789.19, 37,497,865,599.27 and 15,897,032,690.45

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Solution

The fourth proportional to 27,172,690,789.19, 37,497,865,599.27 and 15,897,032,690.45 is: 21,937,643,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,172,690,789.19 : 37,497,865,599.27 = 15,897,032,690.45 : x
  2. Step 2: Convert to fraction form
    27,172,690,789.19/37,497,865,599.27 = 15,897,032,690.45/x
  3. Step 3: Cross multiply
    27,172,690,789.19x = 37,497,865,599.27 × 15,897,032,690.45
  4. Step 4: Simplify right side
    27,172,690,789.19x = 596,104,795,253,508,145,152
  5. Step 5: Solve for x
    x = 596,104,795,253,508,145,152/27,172,690,789.19
  6. Step 6: Final answer
    x = 21,937,643,197.66

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1.5x scale

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.