Home / 90,959,416.60-136,439,124.90-33,439,785.70

Finding the Fourth Proportional to 90,959,416.60, 136,439,124.90 and 33,439,785.70

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Solution

The fourth proportional to 90,959,416.60, 136,439,124.90 and 33,439,785.70 is: 50,159,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,959,416.60 : 136,439,124.90 = 33,439,785.70 : x
  2. Step 2: Convert to fraction form
    90,959,416.60/136,439,124.90 = 33,439,785.70/x
  3. Step 3: Cross multiply
    90,959,416.60x = 136,439,124.90 × 33,439,785.70
  4. Step 4: Simplify right side
    90,959,416.60x = 4,562,495,097,751,534
  5. Step 5: Solve for x
    x = 4,562,495,097,751,534/90,959,416.60
  6. Step 6: Final answer
    x = 50,159,678.55

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1.5x scale

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.