Home / 105,244,351.20-157,627,378.35-66,502,302.30

Finding the Fourth Proportional to 105,244,351.20, 157,627,378.35 and 66,502,302.30

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Solution

The fourth proportional to 105,244,351.20, 157,627,378.35 and 66,502,302.30 is: 99,602,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,244,351.20 : 157,627,378.35 = 66,502,302.30 : x
  2. Step 2: Convert to fraction form
    105,244,351.20/157,627,378.35 = 66,502,302.30/x
  3. Step 3: Cross multiply
    105,244,351.20x = 157,627,378.35 × 66,502,302.30
  4. Step 4: Simplify right side
    105,244,351.20x = 10,482,583,565,788,174
  5. Step 5: Solve for x
    x = 10,482,583,565,788,174/105,244,351.20
  6. Step 6: Final answer
    x = 99,602,339.19

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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.