Home / 479,866,230.60-719,799,345.90-442,074,870.60

Finding the Fourth Proportional to 479,866,230.60, 719,799,345.90 and 442,074,870.60

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Solution

The fourth proportional to 479,866,230.60, 719,799,345.90 and 442,074,870.60 is: 663,112,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,866,230.60 : 719,799,345.90 = 442,074,870.60 : x
  2. Step 2: Convert to fraction form
    479,866,230.60/719,799,345.90 = 442,074,870.60/x
  3. Step 3: Cross multiply
    479,866,230.60x = 719,799,345.90 × 442,074,870.60
  4. Step 4: Simplify right side
    479,866,230.60x = 318,205,202,696,707,136
  5. Step 5: Solve for x
    x = 318,205,202,696,707,136/479,866,230.60
  6. Step 6: Final answer
    x = 663,112,305.90

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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.