Home / 104,976,329.90-157,464,494.85-66,429,142.70

Finding the Fourth Proportional to 104,976,329.90, 157,464,494.85 and 66,429,142.70

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Solution

The fourth proportional to 104,976,329.90, 157,464,494.85 and 66,429,142.70 is: 99,643,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,329.90 : 157,464,494.85 = 66,429,142.70 : x
  2. Step 2: Convert to fraction form
    104,976,329.90/157,464,494.85 = 66,429,142.70/x
  3. Step 3: Cross multiply
    104,976,329.90x = 157,464,494.85 × 66,429,142.70
  4. Step 4: Simplify right side
    104,976,329.90x = 10,460,231,398,574,066
  5. Step 5: Solve for x
    x = 10,460,231,398,574,066/104,976,329.90
  6. Step 6: Final answer
    x = 99,643,714.05

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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.