Home / 104,225,965.60-156,338,948.40-87,504,455.20

Finding the Fourth Proportional to 104,225,965.60, 156,338,948.40 and 87,504,455.20

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Solution

The fourth proportional to 104,225,965.60, 156,338,948.40 and 87,504,455.20 is: 131,256,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,225,965.60 : 156,338,948.40 = 87,504,455.20 : x
  2. Step 2: Convert to fraction form
    104,225,965.60/156,338,948.40 = 87,504,455.20/x
  3. Step 3: Cross multiply
    104,225,965.60x = 156,338,948.40 × 87,504,455.20
  4. Step 4: Simplify right side
    104,225,965.60x = 13,680,354,506,282,912
  5. Step 5: Solve for x
    x = 13,680,354,506,282,912/104,225,965.60
  6. Step 6: Final answer
    x = 131,256,682.80

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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.