Home / 25,884,528,372.90-38,792,469,081.51-13,292,878,147.38

Finding the Fourth Proportional to 25,884,528,372.90, 38,792,469,081.51 and 13,292,878,147.38

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Solution

The fourth proportional to 25,884,528,372.90, 38,792,469,081.51 and 13,292,878,147.38 is: 19,921,690,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884,528,372.90 : 38,792,469,081.51 = 13,292,878,147.38 : x
  2. Step 2: Convert to fraction form
    25,884,528,372.90/38,792,469,081.51 = 13,292,878,147.38/x
  3. Step 3: Cross multiply
    25,884,528,372.90x = 38,792,469,081.51 × 13,292,878,147.38
  4. Step 4: Simplify right side
    25,884,528,372.90x = 515,663,564,536,518,606,848
  5. Step 5: Solve for x
    x = 515,663,564,536,518,606,848/25,884,528,372.90
  6. Step 6: Final answer
    x = 19,921,690,560.00

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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.