Home / 70,885,593-97,822,170.18-38,290,545

Finding the Fourth Proportional to 70,885,593, 97,822,170.18 and 38,290,545

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Solution

The fourth proportional to 70,885,593, 97,822,170.18 and 38,290,545 is: 52,840,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,885,593 : 97,822,170.18 = 38,290,545 : x
  2. Step 2: Convert to fraction form
    70,885,593/97,822,170.18 = 38,290,545/x
  3. Step 3: Cross multiply
    70,885,593x = 97,822,170.18 × 38,290,545
  4. Step 4: Simplify right side
    70,885,593x = 3,745,664,209,274,948.50
  5. Step 5: Solve for x
    x = 3,745,664,209,274,948.50/70,885,593
  6. Step 6: Final answer
    x = 52,840,980.10

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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.