Home / 159,357,496.20-239,148,218.70-101,989,278.60

Finding the Fourth Proportional to 159,357,496.20, 239,148,218.70 and 101,989,278.60

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Solution

The fourth proportional to 159,357,496.20, 239,148,218.70 and 101,989,278.60 is: 153,055,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,357,496.20 : 239,148,218.70 = 101,989,278.60 : x
  2. Step 2: Convert to fraction form
    159,357,496.20/239,148,218.70 = 101,989,278.60/x
  3. Step 3: Cross multiply
    159,357,496.20x = 239,148,218.70 × 101,989,278.60
  4. Step 4: Simplify right side
    159,357,496.20x = 24,390,554,303,688,028
  5. Step 5: Solve for x
    x = 24,390,554,303,688,028/159,357,496.20
  6. Step 6: Final answer
    x = 153,055,581.85

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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.