Home / 403,928,298.60-605,668,499.10-173,858,231.40

Finding the Fourth Proportional to 403,928,298.60, 605,668,499.10 and 173,858,231.40

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Solution

The fourth proportional to 403,928,298.60, 605,668,499.10 and 173,858,231.40 is: 260,690,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,928,298.60 : 605,668,499.10 = 173,858,231.40 : x
  2. Step 2: Convert to fraction form
    403,928,298.60/605,668,499.10 = 173,858,231.40/x
  3. Step 3: Cross multiply
    403,928,298.60x = 605,668,499.10 × 173,858,231.40
  4. Step 4: Simplify right side
    403,928,298.60x = 105,300,454,068,218,496
  5. Step 5: Solve for x
    x = 105,300,454,068,218,496/403,928,298.60
  6. Step 6: Final answer
    x = 260,690,955.38

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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.