Home / 5,301,290,019.60-7,951,935,029.40-1,811,635,837.20

Finding the Fourth Proportional to 5,301,290,019.60, 7,951,935,029.40 and 1,811,635,837.20

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Solution

The fourth proportional to 5,301,290,019.60, 7,951,935,029.40 and 1,811,635,837.20 is: 2,717,453,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,290,019.60 : 7,951,935,029.40 = 1,811,635,837.20 : x
  2. Step 2: Convert to fraction form
    5,301,290,019.60/7,951,935,029.40 = 1,811,635,837.20/x
  3. Step 3: Cross multiply
    5,301,290,019.60x = 7,951,935,029.40 × 1,811,635,837.20
  4. Step 4: Simplify right side
    5,301,290,019.60x = 14,406,010,474,347,075,584
  5. Step 5: Solve for x
    x = 14,406,010,474,347,075,584/5,301,290,019.60
  6. Step 6: Final answer
    x = 2,717,453,755.80

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Double scale
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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.