Home / 104,976,744.40-157,465,116.60-66,429,557.20

Finding the Fourth Proportional to 104,976,744.40, 157,465,116.60 and 66,429,557.20

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Solution

The fourth proportional to 104,976,744.40, 157,465,116.60 and 66,429,557.20 is: 99,644,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,744.40 : 157,465,116.60 = 66,429,557.20 : x
  2. Step 2: Convert to fraction form
    104,976,744.40/157,465,116.60 = 66,429,557.20/x
  3. Step 3: Cross multiply
    104,976,744.40x = 157,465,116.60 × 66,429,557.20
  4. Step 4: Simplify right side
    104,976,744.40x = 10,460,337,970,184,370
  5. Step 5: Solve for x
    x = 10,460,337,970,184,370/104,976,744.40
  6. Step 6: Final answer
    x = 99,644,335.80

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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.