Home / 104,976,743.40-157,465,115.10-89,671,242.60

Finding the Fourth Proportional to 104,976,743.40, 157,465,115.10 and 89,671,242.60

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Solution

The fourth proportional to 104,976,743.40, 157,465,115.10 and 89,671,242.60 is: 134,506,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,743.40 : 157,465,115.10 = 89,671,242.60 : x
  2. Step 2: Convert to fraction form
    104,976,743.40/157,465,115.10 = 89,671,242.60/x
  3. Step 3: Cross multiply
    104,976,743.40x = 157,465,115.10 × 89,671,242.60
  4. Step 4: Simplify right side
    104,976,743.40x = 14,120,092,537,169,022
  5. Step 5: Solve for x
    x = 14,120,092,537,169,022/104,976,743.40
  6. Step 6: Final answer
    x = 134,506,863.90

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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.