Home / 239,789,925.65-330,916,545.55-145,672,052.60

Finding the Fourth Proportional to 239,789,925.65, 330,916,545.55 and 145,672,052.60

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Solution

The fourth proportional to 239,789,925.65, 330,916,545.55 and 145,672,052.60 is: 201,031,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,789,925.65 : 330,916,545.55 = 145,672,052.60 : x
  2. Step 2: Convert to fraction form
    239,789,925.65/330,916,545.55 = 145,672,052.60/x
  3. Step 3: Cross multiply
    239,789,925.65x = 330,916,545.55 × 145,672,052.60
  4. Step 4: Simplify right side
    239,789,925.65x = 48,205,292,430,577,824
  5. Step 5: Solve for x
    x = 48,205,292,430,577,824/239,789,925.65
  6. Step 6: Final answer
    x = 201,031,349.83

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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.