Home / 5,778,469,520.80-7,974,779,746.08-3,272,788,978.72

Finding the Fourth Proportional to 5,778,469,520.80, 7,974,779,746.08 and 3,272,788,978.72

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Solution

The fourth proportional to 5,778,469,520.80, 7,974,779,746.08 and 3,272,788,978.72 is: 4,516,727,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778,469,520.80 : 7,974,779,746.08 = 3,272,788,978.72 : x
  2. Step 2: Convert to fraction form
    5,778,469,520.80/7,974,779,746.08 = 3,272,788,978.72/x
  3. Step 3: Cross multiply
    5,778,469,520.80x = 7,974,779,746.08 × 3,272,788,978.72
  4. Step 4: Simplify right side
    5,778,469,520.80x = 26,099,771,260,690,100,224
  5. Step 5: Solve for x
    x = 26,099,771,260,690,100,224/5,778,469,520.80
  6. Step 6: Final answer
    x = 4,516,727,338.74

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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.