Home / 173,878,934.40-260,818,401.60-83,179,670.40

Finding the Fourth Proportional to 173,878,934.40, 260,818,401.60 and 83,179,670.40

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Solution

The fourth proportional to 173,878,934.40, 260,818,401.60 and 83,179,670.40 is: 124,769,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,878,934.40 : 260,818,401.60 = 83,179,670.40 : x
  2. Step 2: Convert to fraction form
    173,878,934.40/260,818,401.60 = 83,179,670.40/x
  3. Step 3: Cross multiply
    173,878,934.40x = 260,818,401.60 × 83,179,670.40
  4. Step 4: Simplify right side
    173,878,934.40x = 21,694,788,679,342,832
  5. Step 5: Solve for x
    x = 21,694,788,679,342,832/173,878,934.40
  6. Step 6: Final answer
    x = 124,769,505.60

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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.