Home / 82,721,253.60-124,081,880.40-22,136,979.60

Finding the Fourth Proportional to 82,721,253.60, 124,081,880.40 and 22,136,979.60

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Solution

The fourth proportional to 82,721,253.60, 124,081,880.40 and 22,136,979.60 is: 33,205,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,721,253.60 : 124,081,880.40 = 22,136,979.60 : x
  2. Step 2: Convert to fraction form
    82,721,253.60/124,081,880.40 = 22,136,979.60/x
  3. Step 3: Cross multiply
    82,721,253.60x = 124,081,880.40 × 22,136,979.60
  4. Step 4: Simplify right side
    82,721,253.60x = 2,746,798,055,144,440
  5. Step 5: Solve for x
    x = 2,746,798,055,144,440/82,721,253.60
  6. Step 6: Final answer
    x = 33,205,469.40

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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.