Home / 152,831,998.80-229,247,998.20-98,412,440.40

Finding the Fourth Proportional to 152,831,998.80, 229,247,998.20 and 98,412,440.40

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Solution

The fourth proportional to 152,831,998.80, 229,247,998.20 and 98,412,440.40 is: 147,618,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,831,998.80 : 229,247,998.20 = 98,412,440.40 : x
  2. Step 2: Convert to fraction form
    152,831,998.80/229,247,998.20 = 98,412,440.40/x
  3. Step 3: Cross multiply
    152,831,998.80x = 229,247,998.20 × 98,412,440.40
  4. Step 4: Simplify right side
    152,831,998.80x = 22,560,854,959,676,808
  5. Step 5: Solve for x
    x = 22,560,854,959,676,808/152,831,998.80
  6. Step 6: Final answer
    x = 147,618,660.60

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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.