Home / 126,417,423.60-174,470,202.72-71,416,823.04

Finding the Fourth Proportional to 126,417,423.60, 174,470,202.72 and 71,416,823.04

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Solution

The fourth proportional to 126,417,423.60, 174,470,202.72 and 71,416,823.04 is: 98,563,214.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417,423.60 : 174,470,202.72 = 71,416,823.04 : x
  2. Step 2: Convert to fraction form
    126,417,423.60/174,470,202.72 = 71,416,823.04/x
  3. Step 3: Cross multiply
    126,417,423.60x = 174,470,202.72 × 71,416,823.04
  4. Step 4: Simplify right side
    126,417,423.60x = 12,460,107,593,407,168
  5. Step 5: Solve for x
    x = 12,460,107,593,407,168/126,417,423.60
  6. Step 6: Final answer
    x = 98,563,214.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.