Home / 146,745,007.20-220,117,510.80-98,372,066.40

Finding the Fourth Proportional to 146,745,007.20, 220,117,510.80 and 98,372,066.40

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Solution

The fourth proportional to 146,745,007.20, 220,117,510.80 and 98,372,066.40 is: 147,558,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,745,007.20 : 220,117,510.80 = 98,372,066.40 : x
  2. Step 2: Convert to fraction form
    146,745,007.20/220,117,510.80 = 98,372,066.40/x
  3. Step 3: Cross multiply
    146,745,007.20x = 220,117,510.80 × 98,372,066.40
  4. Step 4: Simplify right side
    146,745,007.20x = 21,653,414,388,220,320
  5. Step 5: Solve for x
    x = 21,653,414,388,220,320/146,745,007.20
  6. Step 6: Final answer
    x = 147,558,099.60

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1.5x scale

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.