Home / 409,451,730.60-614,177,595.90-118,328,350.80

Finding the Fourth Proportional to 409,451,730.60, 614,177,595.90 and 118,328,350.80

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Solution

The fourth proportional to 409,451,730.60, 614,177,595.90 and 118,328,350.80 is: 177,492,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,451,730.60 : 614,177,595.90 = 118,328,350.80 : x
  2. Step 2: Convert to fraction form
    409,451,730.60/614,177,595.90 = 118,328,350.80/x
  3. Step 3: Cross multiply
    409,451,730.60x = 614,177,595.90 × 118,328,350.80
  4. Step 4: Simplify right side
    409,451,730.60x = 72,674,622,021,155,840
  5. Step 5: Solve for x
    x = 72,674,622,021,155,840/409,451,730.60
  6. Step 6: Final answer
    x = 177,492,526.20

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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.