Home / 134,007,680.40-201,011,520.60-47,843,379.60

Finding the Fourth Proportional to 134,007,680.40, 201,011,520.60 and 47,843,379.60

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Solution

The fourth proportional to 134,007,680.40, 201,011,520.60 and 47,843,379.60 is: 71,765,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,007,680.40 : 201,011,520.60 = 47,843,379.60 : x
  2. Step 2: Convert to fraction form
    134,007,680.40/201,011,520.60 = 47,843,379.60/x
  3. Step 3: Cross multiply
    134,007,680.40x = 201,011,520.60 × 47,843,379.60
  4. Step 4: Simplify right side
    134,007,680.40x = 9,617,070,484,039,020
  5. Step 5: Solve for x
    x = 9,617,070,484,039,020/134,007,680.40
  6. Step 6: Final answer
    x = 71,765,069.40

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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.