Home / 108,810,333.36-150,146,844.48-61,752,421.20

Finding the Fourth Proportional to 108,810,333.36, 150,146,844.48 and 61,752,421.20

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Solution

The fourth proportional to 108,810,333.36, 150,146,844.48 and 61,752,421.20 is: 85,211,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,810,333.36 : 150,146,844.48 = 61,752,421.20 : x
  2. Step 2: Convert to fraction form
    108,810,333.36/150,146,844.48 = 61,752,421.20/x
  3. Step 3: Cross multiply
    108,810,333.36x = 150,146,844.48 × 61,752,421.20
  4. Step 4: Simplify right side
    108,810,333.36x = 9,271,931,182,179,854
  5. Step 5: Solve for x
    x = 9,271,931,182,179,854/108,810,333.36
  6. Step 6: Final answer
    x = 85,211,862.66

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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.