Home / 10,088,632,353.70-15,132,948,530.55-5,381,473,412.35

Finding the Fourth Proportional to 10,088,632,353.70, 15,132,948,530.55 and 5,381,473,412.35

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Solution

The fourth proportional to 10,088,632,353.70, 15,132,948,530.55 and 5,381,473,412.35 is: 8,072,210,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088,632,353.70 : 15,132,948,530.55 = 5,381,473,412.35 : x
  2. Step 2: Convert to fraction form
    10,088,632,353.70/15,132,948,530.55 = 5,381,473,412.35/x
  3. Step 3: Cross multiply
    10,088,632,353.70x = 15,132,948,530.55 × 5,381,473,412.35
  4. Step 4: Simplify right side
    10,088,632,353.70x = 81,437,560,167,615,823,872
  5. Step 5: Solve for x
    x = 81,437,560,167,615,823,872/10,088,632,353.70
  6. Step 6: Final answer
    x = 8,072,210,118.53

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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.