Home / 173,801,187.90-260,733,274.65-87,321,959.10

Finding the Fourth Proportional to 173,801,187.90, 260,733,274.65 and 87,321,959.10

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Solution

The fourth proportional to 173,801,187.90, 260,733,274.65 and 87,321,959.10 is: 130,998,761.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,801,187.90 : 260,733,274.65 = 87,321,959.10 : x
  2. Step 2: Convert to fraction form
    173,801,187.90/260,733,274.65 = 87,321,959.10/x
  3. Step 3: Cross multiply
    173,801,187.90x = 260,733,274.65 × 87,321,959.10
  4. Step 4: Simplify right side
    173,801,187.90x = 22,767,740,344,996,364
  5. Step 5: Solve for x
    x = 22,767,740,344,996,364/173,801,187.90
  6. Step 6: Final answer
    x = 130,998,761.40

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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.