Home / 124,502,054.20-186,894,798.90-73,412,859.40

Finding the Fourth Proportional to 124,502,054.20, 186,894,798.90 and 73,412,859.40

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Solution

The fourth proportional to 124,502,054.20, 186,894,798.90 and 73,412,859.40 is: 110,202,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502,054.20 : 186,894,798.90 = 73,412,859.40 : x
  2. Step 2: Convert to fraction form
    124,502,054.20/186,894,798.90 = 73,412,859.40/x
  3. Step 3: Cross multiply
    124,502,054.20x = 186,894,798.90 × 73,412,859.40
  4. Step 4: Simplify right side
    124,502,054.20x = 13,720,481,594,236,976
  5. Step 5: Solve for x
    x = 13,720,481,594,236,976/124,502,054.20
  6. Step 6: Final answer
    x = 110,202,853.14

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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.