Home / 724,565,574.70-1,086,848,362.05-239,891,382.70

Finding the Fourth Proportional to 724,565,574.70, 1,086,848,362.05 and 239,891,382.70

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Solution

The fourth proportional to 724,565,574.70, 1,086,848,362.05 and 239,891,382.70 is: 359,837,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,565,574.70 : 1,086,848,362.05 = 239,891,382.70 : x
  2. Step 2: Convert to fraction form
    724,565,574.70/1,086,848,362.05 = 239,891,382.70/x
  3. Step 3: Cross multiply
    724,565,574.70x = 1,086,848,362.05 × 239,891,382.70
  4. Step 4: Simplify right side
    724,565,574.70x = 260,725,556,357,404,672
  5. Step 5: Solve for x
    x = 260,725,556,357,404,672/724,565,574.70
  6. Step 6: Final answer
    x = 359,837,074.05

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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.