Home / 38,946,172,092.90-58,404,366,415.17-21,250,391,503.47

Finding the Fourth Proportional to 38,946,172,092.90, 58,404,366,415.17 and 21,250,391,503.47

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Solution

The fourth proportional to 38,946,172,092.90, 58,404,366,415.17 and 21,250,391,503.47 is: 31,867,461,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,946,172,092.90 : 58,404,366,415.17 = 21,250,391,503.47 : x
  2. Step 2: Convert to fraction form
    38,946,172,092.90/58,404,366,415.17 = 21,250,391,503.47/x
  3. Step 3: Cross multiply
    38,946,172,092.90x = 58,404,366,415.17 × 21,250,391,503.47
  4. Step 4: Simplify right side
    38,946,172,092.90x = 1,241,115,651,834,477,281,280
  5. Step 5: Solve for x
    x = 1,241,115,651,834,477,281,280/38,946,172,092.90
  6. Step 6: Final answer
    x = 31,867,461,810.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.