Home / 99,296,820.60-148,945,230.90-48,278,484.60

Finding the Fourth Proportional to 99,296,820.60, 148,945,230.90 and 48,278,484.60

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Solution

The fourth proportional to 99,296,820.60, 148,945,230.90 and 48,278,484.60 is: 72,417,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,296,820.60 : 148,945,230.90 = 48,278,484.60 : x
  2. Step 2: Convert to fraction form
    99,296,820.60/148,945,230.90 = 48,278,484.60/x
  3. Step 3: Cross multiply
    99,296,820.60x = 148,945,230.90 × 48,278,484.60
  4. Step 4: Simplify right side
    99,296,820.60x = 7,190,850,036,249,095
  5. Step 5: Solve for x
    x = 7,190,850,036,249,095/99,296,820.60
  6. Step 6: Final answer
    x = 72,417,726.90

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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.