Home / 482,746,490.40-724,119,735.60-119,240,846.40

Finding the Fourth Proportional to 482,746,490.40, 724,119,735.60 and 119,240,846.40

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Solution

The fourth proportional to 482,746,490.40, 724,119,735.60 and 119,240,846.40 is: 178,861,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,746,490.40 : 724,119,735.60 = 119,240,846.40 : x
  2. Step 2: Convert to fraction form
    482,746,490.40/724,119,735.60 = 119,240,846.40/x
  3. Step 3: Cross multiply
    482,746,490.40x = 724,119,735.60 × 119,240,846.40
  4. Step 4: Simplify right side
    482,746,490.40x = 86,344,650,167,888,224
  5. Step 5: Solve for x
    x = 86,344,650,167,888,224/482,746,490.40
  6. Step 6: Final answer
    x = 178,861,269.60

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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.