Home / 440,366,916.60-660,550,374.90-181,448,861.40

Finding the Fourth Proportional to 440,366,916.60, 660,550,374.90 and 181,448,861.40

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Solution

The fourth proportional to 440,366,916.60, 660,550,374.90 and 181,448,861.40 is: 272,173,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,366,916.60 : 660,550,374.90 = 181,448,861.40 : x
  2. Step 2: Convert to fraction form
    440,366,916.60/660,550,374.90 = 181,448,861.40/x
  3. Step 3: Cross multiply
    440,366,916.60x = 660,550,374.90 × 181,448,861.40
  4. Step 4: Simplify right side
    440,366,916.60x = 119,856,113,422,948,144
  5. Step 5: Solve for x
    x = 119,856,113,422,948,144/440,366,916.60
  6. Step 6: Final answer
    x = 272,173,292.10

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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.