Home / 74,228,730.90-111,306,669.02-30,501,567.78

Finding the Fourth Proportional to 74,228,730.90, 111,306,669.02 and 30,501,567.78

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Solution

The fourth proportional to 74,228,730.90, 111,306,669.02 and 30,501,567.78 is: 45,737,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,228,730.90 : 111,306,669.02 = 30,501,567.78 : x
  2. Step 2: Convert to fraction form
    74,228,730.90/111,306,669.02 = 30,501,567.78/x
  3. Step 3: Cross multiply
    74,228,730.90x = 111,306,669.02 × 30,501,567.78
  4. Step 4: Simplify right side
    74,228,730.90x = 3,395,027,909,479,556
  5. Step 5: Solve for x
    x = 3,395,027,909,479,556/74,228,730.90
  6. Step 6: Final answer
    x = 45,737,383.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.