Home / 95,688,009.20-143,532,013.80-84,350,601.20

Finding the Fourth Proportional to 95,688,009.20, 143,532,013.80 and 84,350,601.20

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Solution

The fourth proportional to 95,688,009.20, 143,532,013.80 and 84,350,601.20 is: 126,525,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,688,009.20 : 143,532,013.80 = 84,350,601.20 : x
  2. Step 2: Convert to fraction form
    95,688,009.20/143,532,013.80 = 84,350,601.20/x
  3. Step 3: Cross multiply
    95,688,009.20x = 143,532,013.80 × 84,350,601.20
  4. Step 4: Simplify right side
    95,688,009.20x = 12,107,011,655,476,698
  5. Step 5: Solve for x
    x = 12,107,011,655,476,698/95,688,009.20
  6. Step 6: Final answer
    x = 126,525,901.80

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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.