Home / 37,869,691,696.28-52,260,785,938.72-20,724,034,748.88

Finding the Fourth Proportional to 37,869,691,696.28, 52,260,785,938.72 and 20,724,034,748.88

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Solution

The fourth proportional to 37,869,691,696.28, 52,260,785,938.72 and 20,724,034,748.88 is: 28,599,502,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869,691,696.28 : 52,260,785,938.72 = 20,724,034,748.88 : x
  2. Step 2: Convert to fraction form
    37,869,691,696.28/52,260,785,938.72 = 20,724,034,748.88/x
  3. Step 3: Cross multiply
    37,869,691,696.28x = 52,260,785,938.72 × 20,724,034,748.88
  4. Step 4: Simplify right side
    37,869,691,696.28x = 1,083,054,343,797,812,625,408
  5. Step 5: Solve for x
    x = 1,083,054,343,797,812,625,408/37,869,691,696.28
  6. Step 6: Final answer
    x = 28,599,502,538.44

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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.