Home / 113,852,042.28-157,113,913.14-61,640,654.04

Finding the Fourth Proportional to 113,852,042.28, 157,113,913.14 and 61,640,654.04

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Solution

The fourth proportional to 113,852,042.28, 157,113,913.14 and 61,640,654.04 is: 85,063,071.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,852,042.28 : 157,113,913.14 = 61,640,654.04 : x
  2. Step 2: Convert to fraction form
    113,852,042.28/157,113,913.14 = 61,640,654.04/x
  3. Step 3: Cross multiply
    113,852,042.28x = 157,113,913.14 × 61,640,654.04
  4. Step 4: Simplify right side
    113,852,042.28x = 9,684,604,364,733,350
  5. Step 5: Solve for x
    x = 9,684,604,364,733,350/113,852,042.28
  6. Step 6: Final answer
    x = 85,063,071.08

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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.