Home / 96,187,989.60-144,376,462.80-47,720,570.40

Finding the Fourth Proportional to 96,187,989.60, 144,376,462.80 and 47,720,570.40

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Solution

The fourth proportional to 96,187,989.60, 144,376,462.80 and 47,720,570.40 is: 71,627,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,187,989.60 : 144,376,462.80 = 47,720,570.40 : x
  2. Step 2: Convert to fraction form
    96,187,989.60/144,376,462.80 = 47,720,570.40/x
  3. Step 3: Cross multiply
    96,187,989.60x = 144,376,462.80 × 47,720,570.40
  4. Step 4: Simplify right side
    96,187,989.60x = 6,889,727,157,150,381
  5. Step 5: Solve for x
    x = 6,889,727,157,150,381/96,187,989.60
  6. Step 6: Final answer
    x = 71,627,728.01

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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.