Home / 173,891,191.40-260,868,279.90-87,411,962.60

Finding the Fourth Proportional to 173,891,191.40, 260,868,279.90 and 87,411,962.60

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Solution

The fourth proportional to 173,891,191.40, 260,868,279.90 and 87,411,962.60 is: 131,133,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,891,191.40 : 260,868,279.90 = 87,411,962.60 : x
  2. Step 2: Convert to fraction form
    173,891,191.40/260,868,279.90 = 87,411,962.60/x
  3. Step 3: Cross multiply
    173,891,191.40x = 260,868,279.90 × 87,411,962.60
  4. Step 4: Simplify right side
    173,891,191.40x = 22,803,008,326,145,132
  5. Step 5: Solve for x
    x = 22,803,008,326,145,132/173,891,191.40
  6. Step 6: Final answer
    x = 131,133,774.76

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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.