Home / 104,814,110.40-157,362,883.20-66,550,358.40

Finding the Fourth Proportional to 104,814,110.40, 157,362,883.20 and 66,550,358.40

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Solution

The fourth proportional to 104,814,110.40, 157,362,883.20 and 66,550,358.40 is: 99,915,519.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,814,110.40 : 157,362,883.20 = 66,550,358.40 : x
  2. Step 2: Convert to fraction form
    104,814,110.40/157,362,883.20 = 66,550,358.40/x
  3. Step 3: Cross multiply
    104,814,110.40x = 157,362,883.20 × 66,550,358.40
  4. Step 4: Simplify right side
    104,814,110.40x = 10,472,556,275,817,338
  5. Step 5: Solve for x
    x = 10,472,556,275,817,338/104,814,110.40
  6. Step 6: Final answer
    x = 99,915,519.35

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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.