Home / 8,357,963,446.76-12,542,461,372.76-4,430,427,705.32

Finding the Fourth Proportional to 8,357,963,446.76, 12,542,461,372.76 and 4,430,427,705.32

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Solution

The fourth proportional to 8,357,963,446.76, 12,542,461,372.76 and 4,430,427,705.32 is: 6,648,565,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357,963,446.76 : 12,542,461,372.76 = 4,430,427,705.32 : x
  2. Step 2: Convert to fraction form
    8,357,963,446.76/12,542,461,372.76 = 4,430,427,705.32/x
  3. Step 3: Cross multiply
    8,357,963,446.76x = 12,542,461,372.76 × 4,430,427,705.32
  4. Step 4: Simplify right side
    8,357,963,446.76x = 55,568,468,358,781,820,928
  5. Step 5: Solve for x
    x = 55,568,468,358,781,820,928/8,357,963,446.76
  6. Step 6: Final answer
    x = 6,648,565,612.04

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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.