Home / 113,280,029.28-169,791,448.32-99,606,710.88

Finding the Fourth Proportional to 113,280,029.28, 169,791,448.32 and 99,606,710.88

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Solution

The fourth proportional to 113,280,029.28, 169,791,448.32 and 99,606,710.88 is: 149,296,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,280,029.28 : 169,791,448.32 = 99,606,710.88 : x
  2. Step 2: Convert to fraction form
    113,280,029.28/169,791,448.32 = 99,606,710.88/x
  3. Step 3: Cross multiply
    113,280,029.28x = 169,791,448.32 × 99,606,710.88
  4. Step 4: Simplify right side
    113,280,029.28x = 16,912,367,702,706,700
  5. Step 5: Solve for x
    x = 16,912,367,702,706,700/113,280,029.28
  6. Step 6: Final answer
    x = 149,296,992.68

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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.