Home / 126,417,569.85-174,470,404.55-71,416,969.29

Finding the Fourth Proportional to 126,417,569.85, 174,470,404.55 and 71,416,969.29

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Solution

The fourth proportional to 126,417,569.85, 174,470,404.55 and 71,416,969.29 is: 98,563,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417,569.85 : 174,470,404.55 = 71,416,969.29 : x
  2. Step 2: Convert to fraction form
    126,417,569.85/174,470,404.55 = 71,416,969.29/x
  3. Step 3: Cross multiply
    126,417,569.85x = 174,470,404.55 × 71,416,969.29
  4. Step 4: Simplify right side
    126,417,569.85x = 12,460,147,523,404,142
  5. Step 5: Solve for x
    x = 12,460,147,523,404,142/126,417,569.85
  6. Step 6: Final answer
    x = 98,563,415.97

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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.