Home / 141,720,106.60-212,580,159.90-107,455,940.20

Finding the Fourth Proportional to 141,720,106.60, 212,580,159.90 and 107,455,940.20

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Solution

The fourth proportional to 141,720,106.60, 212,580,159.90 and 107,455,940.20 is: 161,183,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,720,106.60 : 212,580,159.90 = 107,455,940.20 : x
  2. Step 2: Convert to fraction form
    141,720,106.60/212,580,159.90 = 107,455,940.20/x
  3. Step 3: Cross multiply
    141,720,106.60x = 212,580,159.90 × 107,455,940.20
  4. Step 4: Simplify right side
    141,720,106.60x = 22,843,000,949,920,840
  5. Step 5: Solve for x
    x = 22,843,000,949,920,840/141,720,106.60
  6. Step 6: Final answer
    x = 161,183,910.30

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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.