Home / 140,441,652.24-193,817,013.48-78,558,300.24

Finding the Fourth Proportional to 140,441,652.24, 193,817,013.48 and 78,558,300.24

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Solution

The fourth proportional to 140,441,652.24, 193,817,013.48 and 78,558,300.24 is: 108,414,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,441,652.24 : 193,817,013.48 = 78,558,300.24 : x
  2. Step 2: Convert to fraction form
    140,441,652.24/193,817,013.48 = 78,558,300.24/x
  3. Step 3: Cross multiply
    140,441,652.24x = 193,817,013.48 × 78,558,300.24
  4. Step 4: Simplify right side
    140,441,652.24x = 15,225,935,136,581,966
  5. Step 5: Solve for x
    x = 15,225,935,136,581,966/140,441,652.24
  6. Step 6: Final answer
    x = 108,414,668.25

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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.