Home / 173,891,190.40-260,868,278.40-87,411,961.60

Finding the Fourth Proportional to 173,891,190.40, 260,868,278.40 and 87,411,961.60

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Solution

The fourth proportional to 173,891,190.40, 260,868,278.40 and 87,411,961.60 is: 131,133,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,891,190.40 : 260,868,278.40 = 87,411,961.60 : x
  2. Step 2: Convert to fraction form
    173,891,190.40/260,868,278.40 = 87,411,961.60/x
  3. Step 3: Cross multiply
    173,891,190.40x = 260,868,278.40 × 87,411,961.60
  4. Step 4: Simplify right side
    173,891,190.40x = 22,803,007,934,158,908
  5. Step 5: Solve for x
    x = 22,803,007,934,158,908/173,891,190.40
  6. Step 6: Final answer
    x = 131,133,773.26

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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.