Home / 73,710,040.20-110,565,060.30-72,753,446.40

Finding the Fourth Proportional to 73,710,040.20, 110,565,060.30 and 72,753,446.40

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Solution

The fourth proportional to 73,710,040.20, 110,565,060.30 and 72,753,446.40 is: 109,130,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,710,040.20 : 110,565,060.30 = 72,753,446.40 : x
  2. Step 2: Convert to fraction form
    73,710,040.20/110,565,060.30 = 72,753,446.40/x
  3. Step 3: Cross multiply
    73,710,040.20x = 110,565,060.30 × 72,753,446.40
  4. Step 4: Simplify right side
    73,710,040.20x = 8,043,989,188,248,818
  5. Step 5: Solve for x
    x = 8,043,989,188,248,818/73,710,040.20
  6. Step 6: Final answer
    x = 109,130,169.60

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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.