Home / 162,480,771.40-243,565,809.90-60,217,385.80

Finding the Fourth Proportional to 162,480,771.40, 243,565,809.90 and 60,217,385.80

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Solution

The fourth proportional to 162,480,771.40, 243,565,809.90 and 60,217,385.80 is: 90,268,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,480,771.40 : 243,565,809.90 = 60,217,385.80 : x
  2. Step 2: Convert to fraction form
    162,480,771.40/243,565,809.90 = 60,217,385.80/x
  3. Step 3: Cross multiply
    162,480,771.40x = 243,565,809.90 × 60,217,385.80
  4. Step 4: Simplify right side
    162,480,771.40x = 14,666,896,342,437,760
  5. Step 5: Solve for x
    x = 14,666,896,342,437,760/162,480,771.40
  6. Step 6: Final answer
    x = 90,268,505.10

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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.