Home / 141,913,115.70-212,869,673.55-88,165,403.70

Finding the Fourth Proportional to 141,913,115.70, 212,869,673.55 and 88,165,403.70

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Solution

The fourth proportional to 141,913,115.70, 212,869,673.55 and 88,165,403.70 is: 132,248,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,913,115.70 : 212,869,673.55 = 88,165,403.70 : x
  2. Step 2: Convert to fraction form
    141,913,115.70/212,869,673.55 = 88,165,403.70/x
  3. Step 3: Cross multiply
    141,913,115.70x = 212,869,673.55 × 88,165,403.70
  4. Step 4: Simplify right side
    141,913,115.70x = 18,767,740,704,022,964
  5. Step 5: Solve for x
    x = 18,767,740,704,022,964/141,913,115.70
  6. Step 6: Final answer
    x = 132,248,105.55

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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.