Home / 78,376,301.04-117,523,948.32-35,208,595.20

Finding the Fourth Proportional to 78,376,301.04, 117,523,948.32 and 35,208,595.20

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Solution

The fourth proportional to 78,376,301.04, 117,523,948.32 and 35,208,595.20 is: 52,794,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,376,301.04 : 117,523,948.32 = 35,208,595.20 : x
  2. Step 2: Convert to fraction form
    78,376,301.04/117,523,948.32 = 35,208,595.20/x
  3. Step 3: Cross multiply
    78,376,301.04x = 117,523,948.32 × 35,208,595.20
  4. Step 4: Simplify right side
    78,376,301.04x = 4,137,853,122,704,600
  5. Step 5: Solve for x
    x = 4,137,853,122,704,600/78,376,301.04
  6. Step 6: Final answer
    x = 52,794,697.73

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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.