Home / 524,843,607.81-724,284,151.13-283,439,559.86

Finding the Fourth Proportional to 524,843,607.81, 724,284,151.13 and 283,439,559.86

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Solution

The fourth proportional to 524,843,607.81, 724,284,151.13 and 283,439,559.86 is: 391,146,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,843,607.81 : 724,284,151.13 = 283,439,559.86 : x
  2. Step 2: Convert to fraction form
    524,843,607.81/724,284,151.13 = 283,439,559.86/x
  3. Step 3: Cross multiply
    524,843,607.81x = 724,284,151.13 × 283,439,559.86
  4. Step 4: Simplify right side
    524,843,607.81x = 205,290,781,004,822,304
  5. Step 5: Solve for x
    x = 205,290,781,004,822,304/524,843,607.81
  6. Step 6: Final answer
    x = 391,146,577.67

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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.