Home / 131,931,108.28-182,044,397.46-75,415,047.40

Finding the Fourth Proportional to 131,931,108.28, 182,044,397.46 and 75,415,047.40

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Solution

The fourth proportional to 131,931,108.28, 182,044,397.46 and 75,415,047.40 is: 104,061,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,931,108.28 : 182,044,397.46 = 75,415,047.40 : x
  2. Step 2: Convert to fraction form
    131,931,108.28/182,044,397.46 = 75,415,047.40/x
  3. Step 3: Cross multiply
    131,931,108.28x = 182,044,397.46 × 75,415,047.40
  4. Step 4: Simplify right side
    131,931,108.28x = 13,728,886,863,350,342
  5. Step 5: Solve for x
    x = 13,728,886,863,350,342/131,931,108.28
  6. Step 6: Final answer
    x = 104,061,028.84

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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.