Home / 444,065,345.65-612,817,432.01-243,118,867.33

Finding the Fourth Proportional to 444,065,345.65, 612,817,432.01 and 243,118,867.33

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Solution

The fourth proportional to 444,065,345.65, 612,817,432.01 and 243,118,867.33 is: 335,508,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,065,345.65 : 612,817,432.01 = 243,118,867.33 : x
  2. Step 2: Convert to fraction form
    444,065,345.65/612,817,432.01 = 243,118,867.33/x
  3. Step 3: Cross multiply
    444,065,345.65x = 612,817,432.01 × 243,118,867.33
  4. Step 4: Simplify right side
    444,065,345.65x = 148,987,479,949,134,912
  5. Step 5: Solve for x
    x = 148,987,479,949,134,912/444,065,345.65
  6. Step 6: Final answer
    x = 335,508,008.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.