Home / 48,438,196.40-72,758,382.60-40,879,924.40

Finding the Fourth Proportional to 48,438,196.40, 72,758,382.60 and 40,879,924.40

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Solution

The fourth proportional to 48,438,196.40, 72,758,382.60 and 40,879,924.40 is: 61,405,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,438,196.40 : 72,758,382.60 = 40,879,924.40 : x
  2. Step 2: Convert to fraction form
    48,438,196.40/72,758,382.60 = 40,879,924.40/x
  3. Step 3: Cross multiply
    48,438,196.40x = 72,758,382.60 × 40,879,924.40
  4. Step 4: Simplify right side
    48,438,196.40x = 2,974,357,180,154,275
  5. Step 5: Solve for x
    x = 2,974,357,180,154,275/48,438,196.40
  6. Step 6: Final answer
    x = 61,405,200.88

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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.