Home / 38,506,123,686.72-53,137,425,370.74-22,229,181,179.22

Finding the Fourth Proportional to 38,506,123,686.72, 53,137,425,370.74 and 22,229,181,179.22

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Solution

The fourth proportional to 38,506,123,686.72, 53,137,425,370.74 and 22,229,181,179.22 is: 30,675,678,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506,123,686.72 : 53,137,425,370.74 = 22,229,181,179.22 : x
  2. Step 2: Convert to fraction form
    38,506,123,686.72/53,137,425,370.74 = 22,229,181,179.22/x
  3. Step 3: Cross multiply
    38,506,123,686.72x = 53,137,425,370.74 × 22,229,181,179.22
  4. Step 4: Simplify right side
    38,506,123,686.72x = 1,181,201,455,963,460,861,952
  5. Step 5: Solve for x
    x = 1,181,201,455,963,460,861,952/38,506,123,686.72
  6. Step 6: Final answer
    x = 30,675,678,122.62

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.