Home / 104,976,746.40-157,465,119.60-89,671,245.60

Finding the Fourth Proportional to 104,976,746.40, 157,465,119.60 and 89,671,245.60

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Solution

The fourth proportional to 104,976,746.40, 157,465,119.60 and 89,671,245.60 is: 134,506,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,746.40 : 157,465,119.60 = 89,671,245.60 : x
  2. Step 2: Convert to fraction form
    104,976,746.40/157,465,119.60 = 89,671,245.60/x
  3. Step 3: Cross multiply
    104,976,746.40x = 157,465,119.60 × 89,671,245.60
  4. Step 4: Simplify right side
    104,976,746.40x = 14,120,093,413,084,972
  5. Step 5: Solve for x
    x = 14,120,093,413,084,972/104,976,746.40
  6. Step 6: Final answer
    x = 134,506,868.40

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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.