Home / 120,411,532,766.59-166,172,284,206.96-68,980,032,726.97

Finding the Fourth Proportional to 120,411,532,766.59, 166,172,284,206.96 and 68,980,032,726.97

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Solution

The fourth proportional to 120,411,532,766.59, 166,172,284,206.96 and 68,980,032,726.97 is: 95,194,948,021.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,411,532,766.59 : 166,172,284,206.96 = 68,980,032,726.97 : x
  2. Step 2: Convert to fraction form
    120,411,532,766.59/166,172,284,206.96 = 68,980,032,726.97/x
  3. Step 3: Cross multiply
    120,411,532,766.59x = 166,172,284,206.96 × 68,980,032,726.97
  4. Step 4: Simplify right side
    120,411,532,766.59x = 11,462,569,602,911,792,267,264
  5. Step 5: Solve for x
    x = 11,462,569,602,911,792,267,264/120,411,532,766.59
  6. Step 6: Final answer
    x = 95,194,948,021.56

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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.