Home / 403,711,299.60-605,850,384.60-173,845,352.40

Finding the Fourth Proportional to 403,711,299.60, 605,850,384.60 and 173,845,352.40

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Solution

The fourth proportional to 403,711,299.60, 605,850,384.60 and 173,845,352.40 is: 260,890,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,711,299.60 : 605,850,384.60 = 173,845,352.40 : x
  2. Step 2: Convert to fraction form
    403,711,299.60/605,850,384.60 = 173,845,352.40/x
  3. Step 3: Cross multiply
    403,711,299.60x = 605,850,384.60 × 173,845,352.40
  4. Step 4: Simplify right side
    403,711,299.60x = 105,324,273,612,462,544
  5. Step 5: Solve for x
    x = 105,324,273,612,462,544/403,711,299.60
  6. Step 6: Final answer
    x = 260,890,080.90

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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.