Home / 7,007,407,565.19-9,670,282,745.18-3,996,812,762.12

Finding the Fourth Proportional to 7,007,407,565.19, 9,670,282,745.18 and 3,996,812,762.12

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Solution

The fourth proportional to 7,007,407,565.19, 9,670,282,745.18 and 3,996,812,762.12 is: 5,515,636,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007,407,565.19 : 9,670,282,745.18 = 3,996,812,762.12 : x
  2. Step 2: Convert to fraction form
    7,007,407,565.19/9,670,282,745.18 = 3,996,812,762.12/x
  3. Step 3: Cross multiply
    7,007,407,565.19x = 9,670,282,745.18 × 3,996,812,762.12
  4. Step 4: Simplify right side
    7,007,407,565.19x = 38,650,309,489,175,912,448
  5. Step 5: Solve for x
    x = 38,650,309,489,175,912,448/7,007,407,565.19
  6. Step 6: Final answer
    x = 5,515,636,007.98

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Double scale
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1.5x scale

Why These Related Problems?

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