Home / 153,792,000.80-230,688,001.20-143,639,655.20

Finding the Fourth Proportional to 153,792,000.80, 230,688,001.20 and 143,639,655.20

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Solution

The fourth proportional to 153,792,000.80, 230,688,001.20 and 143,639,655.20 is: 215,459,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,792,000.80 : 230,688,001.20 = 143,639,655.20 : x
  2. Step 2: Convert to fraction form
    153,792,000.80/230,688,001.20 = 143,639,655.20/x
  3. Step 3: Cross multiply
    153,792,000.80x = 230,688,001.20 × 143,639,655.20
  4. Step 4: Simplify right side
    153,792,000.80x = 33,135,944,951,145,180
  5. Step 5: Solve for x
    x = 33,135,944,951,145,180/153,792,000.80
  6. Step 6: Final answer
    x = 215,459,482.80

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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.