Home / 147,519,095.40-221,278,643.10-70,991,591.40

Finding the Fourth Proportional to 147,519,095.40, 221,278,643.10 and 70,991,591.40

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Solution

The fourth proportional to 147,519,095.40, 221,278,643.10 and 70,991,591.40 is: 106,487,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,519,095.40 : 221,278,643.10 = 70,991,591.40 : x
  2. Step 2: Convert to fraction form
    147,519,095.40/221,278,643.10 = 70,991,591.40/x
  3. Step 3: Cross multiply
    147,519,095.40x = 221,278,643.10 × 70,991,591.40
  4. Step 4: Simplify right side
    147,519,095.40x = 15,708,923,016,501,630
  5. Step 5: Solve for x
    x = 15,708,923,016,501,630/147,519,095.40
  6. Step 6: Final answer
    x = 106,487,387.10

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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.