Home / 71,179,030.26-98,230,337.01-40,240,503.54

Finding the Fourth Proportional to 71,179,030.26, 98,230,337.01 and 40,240,503.54

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Solution

The fourth proportional to 71,179,030.26, 98,230,337.01 and 40,240,503.54 is: 55,533,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,179,030.26 : 98,230,337.01 = 40,240,503.54 : x
  2. Step 2: Convert to fraction form
    71,179,030.26/98,230,337.01 = 40,240,503.54/x
  3. Step 3: Cross multiply
    71,179,030.26x = 98,230,337.01 × 40,240,503.54
  4. Step 4: Simplify right side
    71,179,030.26x = 3,952,838,224,186,298
  5. Step 5: Solve for x
    x = 3,952,838,224,186,298/71,179,030.26
  6. Step 6: Final answer
    x = 55,533,746.52

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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.