Home / 492,126,327.60-738,189,491.40-454,712,881.20

Finding the Fourth Proportional to 492,126,327.60, 738,189,491.40 and 454,712,881.20

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Solution

The fourth proportional to 492,126,327.60, 738,189,491.40 and 454,712,881.20 is: 682,069,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,126,327.60 : 738,189,491.40 = 454,712,881.20 : x
  2. Step 2: Convert to fraction form
    492,126,327.60/738,189,491.40 = 454,712,881.20/x
  3. Step 3: Cross multiply
    492,126,327.60x = 738,189,491.40 × 454,712,881.20
  4. Step 4: Simplify right side
    492,126,327.60x = 335,664,270,506,056,576
  5. Step 5: Solve for x
    x = 335,664,270,506,056,576/492,126,327.60
  6. Step 6: Final answer
    x = 682,069,321.80

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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.