Home / 972,357,132.33-1,458,767,733.33-317,309,377.29

Finding the Fourth Proportional to 972,357,132.33, 1,458,767,733.33 and 317,309,377.29

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Solution

The fourth proportional to 972,357,132.33, 1,458,767,733.33 and 317,309,377.29 is: 476,039,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,357,132.33 : 1,458,767,733.33 = 317,309,377.29 : x
  2. Step 2: Convert to fraction form
    972,357,132.33/1,458,767,733.33 = 317,309,377.29/x
  3. Step 3: Cross multiply
    972,357,132.33x = 1,458,767,733.33 × 317,309,377.29
  4. Step 4: Simplify right side
    972,357,132.33x = 462,880,681,073,687,104
  5. Step 5: Solve for x
    x = 462,880,681,073,687,104/972,357,132.33
  6. Step 6: Final answer
    x = 476,039,785.88

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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.