Home / 78,732,079.10-118,098,118.65-59,600,203.10

Finding the Fourth Proportional to 78,732,079.10, 118,098,118.65 and 59,600,203.10

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Solution

The fourth proportional to 78,732,079.10, 118,098,118.65 and 59,600,203.10 is: 89,400,304.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,079.10 : 118,098,118.65 = 59,600,203.10 : x
  2. Step 2: Convert to fraction form
    78,732,079.10/118,098,118.65 = 59,600,203.10/x
  3. Step 3: Cross multiply
    78,732,079.10x = 118,098,118.65 × 59,600,203.10
  4. Step 4: Simplify right side
    78,732,079.10x = 7,038,671,857,267,898
  5. Step 5: Solve for x
    x = 7,038,671,857,267,898/78,732,079.10
  6. Step 6: Final answer
    x = 89,400,304.65

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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.