Home / 78,732,076.10-118,098,114.15-59,600,200.10

Finding the Fourth Proportional to 78,732,076.10, 118,098,114.15 and 59,600,200.10

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Solution

The fourth proportional to 78,732,076.10, 118,098,114.15 and 59,600,200.10 is: 89,400,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,076.10 : 118,098,114.15 = 59,600,200.10 : x
  2. Step 2: Convert to fraction form
    78,732,076.10/118,098,114.15 = 59,600,200.10/x
  3. Step 3: Cross multiply
    78,732,076.10x = 118,098,114.15 × 59,600,200.10
  4. Step 4: Simplify right side
    78,732,076.10x = 7,038,671,234,772,642
  5. Step 5: Solve for x
    x = 7,038,671,234,772,642/78,732,076.10
  6. Step 6: Final answer
    x = 89,400,300.15

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Double scale
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Similar ratio
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1.5x scale

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.