Home / 159,545,628.40-239,318,442.60-83,018,124.40

Finding the Fourth Proportional to 159,545,628.40, 239,318,442.60 and 83,018,124.40

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Solution

The fourth proportional to 159,545,628.40, 239,318,442.60 and 83,018,124.40 is: 124,527,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,545,628.40 : 239,318,442.60 = 83,018,124.40 : x
  2. Step 2: Convert to fraction form
    159,545,628.40/239,318,442.60 = 83,018,124.40/x
  3. Step 3: Cross multiply
    159,545,628.40x = 239,318,442.60 × 83,018,124.40
  4. Step 4: Simplify right side
    159,545,628.40x = 19,867,768,238,981,060
  5. Step 5: Solve for x
    x = 19,867,768,238,981,060/159,545,628.40
  6. Step 6: Final answer
    x = 124,527,186.60

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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.