Home / 95,829,404.40-143,744,106.60-72,871,153.20

Finding the Fourth Proportional to 95,829,404.40, 143,744,106.60 and 72,871,153.20

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Solution

The fourth proportional to 95,829,404.40, 143,744,106.60 and 72,871,153.20 is: 109,306,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,829,404.40 : 143,744,106.60 = 72,871,153.20 : x
  2. Step 2: Convert to fraction form
    95,829,404.40/143,744,106.60 = 72,871,153.20/x
  3. Step 3: Cross multiply
    95,829,404.40x = 143,744,106.60 × 72,871,153.20
  4. Step 4: Simplify right side
    95,829,404.40x = 10,474,798,813,645,732
  5. Step 5: Solve for x
    x = 10,474,798,813,645,732/95,829,404.40
  6. Step 6: Final answer
    x = 109,306,729.80

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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.