Home / 96,490,776.96-144,757,510.56-31,791,968.64

Finding the Fourth Proportional to 96,490,776.96, 144,757,510.56 and 31,791,968.64

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Solution

The fourth proportional to 96,490,776.96, 144,757,510.56 and 31,791,968.64 is: 47,694,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,490,776.96 : 144,757,510.56 = 31,791,968.64 : x
  2. Step 2: Convert to fraction form
    96,490,776.96/144,757,510.56 = 31,791,968.64/x
  3. Step 3: Cross multiply
    96,490,776.96x = 144,757,510.56 × 31,791,968.64
  4. Step 4: Simplify right side
    96,490,776.96x = 4,602,126,236,127,989
  5. Step 5: Solve for x
    x = 4,602,126,236,127,989/96,490,776.96
  6. Step 6: Final answer
    x = 47,694,985.79

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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.