Home / 8,380,586,205.92-11,565,488,161.04-4,570,317,050.72

Finding the Fourth Proportional to 8,380,586,205.92, 11,565,488,161.04 and 4,570,317,050.72

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Solution

The fourth proportional to 8,380,586,205.92, 11,565,488,161.04 and 4,570,317,050.72 is: 6,307,189,788.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,586,205.92 : 11,565,488,161.04 = 4,570,317,050.72 : x
  2. Step 2: Convert to fraction form
    8,380,586,205.92/11,565,488,161.04 = 4,570,317,050.72/x
  3. Step 3: Cross multiply
    8,380,586,205.92x = 11,565,488,161.04 × 4,570,317,050.72
  4. Step 4: Simplify right side
    8,380,586,205.92x = 52,857,947,742,301,413,376
  5. Step 5: Solve for x
    x = 52,857,947,742,301,413,376/8,380,586,205.92
  6. Step 6: Final answer
    x = 6,307,189,788.82

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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.