Home / 78,732,076.60-118,098,114.90-59,600,200.60

Finding the Fourth Proportional to 78,732,076.60, 118,098,114.90 and 59,600,200.60

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Solution

The fourth proportional to 78,732,076.60, 118,098,114.90 and 59,600,200.60 is: 89,400,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,076.60 : 118,098,114.90 = 59,600,200.60 : x
  2. Step 2: Convert to fraction form
    78,732,076.60/118,098,114.90 = 59,600,200.60/x
  3. Step 3: Cross multiply
    78,732,076.60x = 118,098,114.90 × 59,600,200.60
  4. Step 4: Simplify right side
    78,732,076.60x = 7,038,671,338,521,849
  5. Step 5: Solve for x
    x = 7,038,671,338,521,849/78,732,076.60
  6. Step 6: Final answer
    x = 89,400,300.90

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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.