Home / 8,779,102,167.85-12,115,172,988.87-4,764,772,498.90

Finding the Fourth Proportional to 8,779,102,167.85, 12,115,172,988.87 and 4,764,772,498.90

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Solution

The fourth proportional to 8,779,102,167.85, 12,115,172,988.87 and 4,764,772,498.90 is: 6,575,392,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,102,167.85 : 12,115,172,988.87 = 4,764,772,498.90 : x
  2. Step 2: Convert to fraction form
    8,779,102,167.85/12,115,172,988.87 = 4,764,772,498.90/x
  3. Step 3: Cross multiply
    8,779,102,167.85x = 12,115,172,988.87 × 4,764,772,498.90
  4. Step 4: Simplify right side
    8,779,102,167.85x = 57,726,043,076,723,326,976
  5. Step 5: Solve for x
    x = 57,726,043,076,723,326,976/8,779,102,167.85
  6. Step 6: Final answer
    x = 6,575,392,559.86

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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.