Home / 1,980,565,511.70-2,970,848,267.55-1,062,235,463.70

Finding the Fourth Proportional to 1,980,565,511.70, 2,970,848,267.55 and 1,062,235,463.70

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Solution

The fourth proportional to 1,980,565,511.70, 2,970,848,267.55 and 1,062,235,463.70 is: 1,593,353,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,565,511.70 : 2,970,848,267.55 = 1,062,235,463.70 : x
  2. Step 2: Convert to fraction form
    1,980,565,511.70/2,970,848,267.55 = 1,062,235,463.70/x
  3. Step 3: Cross multiply
    1,980,565,511.70x = 2,970,848,267.55 × 1,062,235,463.70
  4. Step 4: Simplify right side
    1,980,565,511.70x = 3,155,740,387,063,316,480
  5. Step 5: Solve for x
    x = 3,155,740,387,063,316,480/1,980,565,511.70
  6. Step 6: Final answer
    x = 1,593,353,195.55

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Double scale
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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.