Home / 507,988,727.55-700,867,337.25-296,145,607.05

Finding the Fourth Proportional to 507,988,727.55, 700,867,337.25 and 296,145,607.05

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Solution

The fourth proportional to 507,988,727.55, 700,867,337.25 and 296,145,607.05 is: 408,589,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,988,727.55 : 700,867,337.25 = 296,145,607.05 : x
  2. Step 2: Convert to fraction form
    507,988,727.55/700,867,337.25 = 296,145,607.05/x
  3. Step 3: Cross multiply
    507,988,727.55x = 700,867,337.25 × 296,145,607.05
  4. Step 4: Simplify right side
    507,988,727.55x = 207,558,783,051,418,336
  5. Step 5: Solve for x
    x = 207,558,783,051,418,336/507,988,727.55
  6. Step 6: Final answer
    x = 408,589,348.14

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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.