Home / 78,533,180.14-108,387,570.93-59,663,711.34

Finding the Fourth Proportional to 78,533,180.14, 108,387,570.93 and 59,663,711.34

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Solution

The fourth proportional to 78,533,180.14, 108,387,570.93 and 59,663,711.34 is: 82,344,872.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,533,180.14 : 108,387,570.93 = 59,663,711.34 : x
  2. Step 2: Convert to fraction form
    78,533,180.14/108,387,570.93 = 59,663,711.34/x
  3. Step 3: Cross multiply
    78,533,180.14x = 108,387,570.93 × 59,663,711.34
  4. Step 4: Simplify right side
    78,533,180.14x = 6,466,804,744,269,358
  5. Step 5: Solve for x
    x = 6,466,804,744,269,358/78,533,180.14
  6. Step 6: Final answer
    x = 82,344,872.99

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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.