Home / 124,913,628.47-172,392,371.12-69,159,049.01

Finding the Fourth Proportional to 124,913,628.47, 172,392,371.12 and 69,159,049.01

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Solution

The fourth proportional to 124,913,628.47, 172,392,371.12 and 69,159,049.01 is: 95,445,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,913,628.47 : 172,392,371.12 = 69,159,049.01 : x
  2. Step 2: Convert to fraction form
    124,913,628.47/172,392,371.12 = 69,159,049.01/x
  3. Step 3: Cross multiply
    124,913,628.47x = 172,392,371.12 × 69,159,049.01
  4. Step 4: Simplify right side
    124,913,628.47x = 11,922,492,443,842,068
  5. Step 5: Solve for x
    x = 11,922,492,443,842,068/124,913,628.47
  6. Step 6: Final answer
    x = 95,445,890.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.