Home / 230,006,420.96-344,808,077.52-86,500,029.92

Finding the Fourth Proportional to 230,006,420.96, 344,808,077.52 and 86,500,029.92

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Solution

The fourth proportional to 230,006,420.96, 344,808,077.52 and 86,500,029.92 is: 129,674,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,006,420.96 : 344,808,077.52 = 86,500,029.92 : x
  2. Step 2: Convert to fraction form
    230,006,420.96/344,808,077.52 = 86,500,029.92/x
  3. Step 3: Cross multiply
    230,006,420.96x = 344,808,077.52 × 86,500,029.92
  4. Step 4: Simplify right side
    230,006,420.96x = 29,825,909,022,137,680
  5. Step 5: Solve for x
    x = 29,825,909,022,137,680/230,006,420.96
  6. Step 6: Final answer
    x = 129,674,245.17

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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.