Home / 106,310,432.20-159,465,648.30-89,304,320.20

Finding the Fourth Proportional to 106,310,432.20, 159,465,648.30 and 89,304,320.20

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Solution

The fourth proportional to 106,310,432.20, 159,465,648.30 and 89,304,320.20 is: 133,956,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,310,432.20 : 159,465,648.30 = 89,304,320.20 : x
  2. Step 2: Convert to fraction form
    106,310,432.20/159,465,648.30 = 89,304,320.20/x
  3. Step 3: Cross multiply
    106,310,432.20x = 159,465,648.30 × 89,304,320.20
  4. Step 4: Simplify right side
    106,310,432.20x = 14,240,971,316,683,788
  5. Step 5: Solve for x
    x = 14,240,971,316,683,788/106,310,432.20
  6. Step 6: Final answer
    x = 133,956,480.30

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Similar ratio
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1.5x scale

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.