Home / 98,222,553,136.40-147,333,829,704.60-53,591,712,803.60

Finding the Fourth Proportional to 98,222,553,136.40, 147,333,829,704.60 and 53,591,712,803.60

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Solution

The fourth proportional to 98,222,553,136.40, 147,333,829,704.60 and 53,591,712,803.60 is: 80,387,569,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,222,553,136.40 : 147,333,829,704.60 = 53,591,712,803.60 : x
  2. Step 2: Convert to fraction form
    98,222,553,136.40/147,333,829,704.60 = 53,591,712,803.60/x
  3. Step 3: Cross multiply
    98,222,553,136.40x = 147,333,829,704.60 × 53,591,712,803.60
  4. Step 4: Simplify right side
    98,222,553,136.40x = 7,895,872,287,783,434,321,920
  5. Step 5: Solve for x
    x = 7,895,872,287,783,434,321,920/98,222,553,136.40
  6. Step 6: Final answer
    x = 80,387,569,205.40

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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.