Home / 124,502,022.20-186,894,750.90-73,412,827.40

Finding the Fourth Proportional to 124,502,022.20, 186,894,750.90 and 73,412,827.40

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Solution

The fourth proportional to 124,502,022.20, 186,894,750.90 and 73,412,827.40 is: 110,202,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502,022.20 : 186,894,750.90 = 73,412,827.40 : x
  2. Step 2: Convert to fraction form
    124,502,022.20/186,894,750.90 = 73,412,827.40/x
  3. Step 3: Cross multiply
    124,502,022.20x = 186,894,750.90 × 73,412,827.40
  4. Step 4: Simplify right side
    124,502,022.20x = 13,720,472,089,787,696
  5. Step 5: Solve for x
    x = 13,720,472,089,787,696/124,502,022.20
  6. Step 6: Final answer
    x = 110,202,805.12

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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.