Home / 124,051,572.30-186,077,358.45-122,138,384.70

Finding the Fourth Proportional to 124,051,572.30, 186,077,358.45 and 122,138,384.70

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Solution

The fourth proportional to 124,051,572.30, 186,077,358.45 and 122,138,384.70 is: 183,207,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,051,572.30 : 186,077,358.45 = 122,138,384.70 : x
  2. Step 2: Convert to fraction form
    124,051,572.30/186,077,358.45 = 122,138,384.70/x
  3. Step 3: Cross multiply
    124,051,572.30x = 186,077,358.45 × 122,138,384.70
  4. Step 4: Simplify right side
    124,051,572.30x = 22,727,187,990,325,896
  5. Step 5: Solve for x
    x = 22,727,187,990,325,896/124,051,572.30
  6. Step 6: Final answer
    x = 183,207,577.05

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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.