Home / 452,709,000.20-679,063,500.30-161,585,620.40

Finding the Fourth Proportional to 452,709,000.20, 679,063,500.30 and 161,585,620.40

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Solution

The fourth proportional to 452,709,000.20, 679,063,500.30 and 161,585,620.40 is: 242,378,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,709,000.20 : 679,063,500.30 = 161,585,620.40 : x
  2. Step 2: Convert to fraction form
    452,709,000.20/679,063,500.30 = 161,585,620.40/x
  3. Step 3: Cross multiply
    452,709,000.20x = 679,063,500.30 × 161,585,620.40
  4. Step 4: Simplify right side
    452,709,000.20x = 109,726,896,986,971,088
  5. Step 5: Solve for x
    x = 109,726,896,986,971,088/452,709,000.20
  6. Step 6: Final answer
    x = 242,378,430.60

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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.