Home / 932,048,568.99-1,286,710,615.85-680,870,919.15

Finding the Fourth Proportional to 932,048,568.99, 1,286,710,615.85 and 680,870,919.15

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Solution

The fourth proportional to 932,048,568.99, 1,286,710,615.85 and 680,870,919.15 is: 939,955,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,048,568.99 : 1,286,710,615.85 = 680,870,919.15 : x
  2. Step 2: Convert to fraction form
    932,048,568.99/1,286,710,615.85 = 680,870,919.15/x
  3. Step 3: Cross multiply
    932,048,568.99x = 1,286,710,615.85 × 680,870,919.15
  4. Step 4: Simplify right side
    932,048,568.99x = 876,083,839,690,447,744
  5. Step 5: Solve for x
    x = 876,083,839,690,447,744/932,048,568.99
  6. Step 6: Final answer
    x = 939,955,136.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.