Home / 295,247,251.40-442,870,877.10-157,497,744.20

Finding the Fourth Proportional to 295,247,251.40, 442,870,877.10 and 157,497,744.20

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Solution

The fourth proportional to 295,247,251.40, 442,870,877.10 and 157,497,744.20 is: 236,246,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,247,251.40 : 442,870,877.10 = 157,497,744.20 : x
  2. Step 2: Convert to fraction form
    295,247,251.40/442,870,877.10 = 157,497,744.20/x
  3. Step 3: Cross multiply
    295,247,251.40x = 442,870,877.10 × 157,497,744.20
  4. Step 4: Simplify right side
    295,247,251.40x = 69,751,164,115,125,440
  5. Step 5: Solve for x
    x = 69,751,164,115,125,440/295,247,251.40
  6. Step 6: Final answer
    x = 236,246,616.30

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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.