Home / 159,478,233.60-239,217,350.40-157,966,579.20

Finding the Fourth Proportional to 159,478,233.60, 239,217,350.40 and 157,966,579.20

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Solution

The fourth proportional to 159,478,233.60, 239,217,350.40 and 157,966,579.20 is: 236,949,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,478,233.60 : 239,217,350.40 = 157,966,579.20 : x
  2. Step 2: Convert to fraction form
    159,478,233.60/239,217,350.40 = 157,966,579.20/x
  3. Step 3: Cross multiply
    159,478,233.60x = 239,217,350.40 × 157,966,579.20
  4. Step 4: Simplify right side
    159,478,233.60x = 37,788,346,527,975,752
  5. Step 5: Solve for x
    x = 37,788,346,527,975,752/159,478,233.60
  6. Step 6: Final answer
    x = 236,949,868.80

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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.