Home / 70,474,854.33-97,254,105.69-39,534,359.31

Finding the Fourth Proportional to 70,474,854.33, 97,254,105.69 and 39,534,359.31

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Solution

The fourth proportional to 70,474,854.33, 97,254,105.69 and 39,534,359.31 is: 54,556,746.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,474,854.33 : 97,254,105.69 = 39,534,359.31 : x
  2. Step 2: Convert to fraction form
    70,474,854.33/97,254,105.69 = 39,534,359.31/x
  3. Step 3: Cross multiply
    70,474,854.33x = 97,254,105.69 × 39,534,359.31
  4. Step 4: Simplify right side
    70,474,854.33x = 3,844,878,758,721,175.50
  5. Step 5: Solve for x
    x = 3,844,878,758,721,175.50/70,474,854.33
  6. Step 6: Final answer
    x = 54,556,746.45

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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.