Home / 224,688,000.80-337,032,001.20-138,145,786.40

Finding the Fourth Proportional to 224,688,000.80, 337,032,001.20 and 138,145,786.40

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Solution

The fourth proportional to 224,688,000.80, 337,032,001.20 and 138,145,786.40 is: 207,218,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,688,000.80 : 337,032,001.20 = 138,145,786.40 : x
  2. Step 2: Convert to fraction form
    224,688,000.80/337,032,001.20 = 138,145,786.40/x
  3. Step 3: Cross multiply
    224,688,000.80x = 337,032,001.20 × 138,145,786.40
  4. Step 4: Simplify right side
    224,688,000.80x = 46,559,550,847,739,744
  5. Step 5: Solve for x
    x = 46,559,550,847,739,744/224,688,000.80
  6. Step 6: Final answer
    x = 207,218,679.60

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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.