Home / 124,477,481.10-186,716,221.65-120,890,254.35

Finding the Fourth Proportional to 124,477,481.10, 186,716,221.65 and 120,890,254.35

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Solution

The fourth proportional to 124,477,481.10, 186,716,221.65 and 120,890,254.35 is: 181,335,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477,481.10 : 186,716,221.65 = 120,890,254.35 : x
  2. Step 2: Convert to fraction form
    124,477,481.10/186,716,221.65 = 120,890,254.35/x
  3. Step 3: Cross multiply
    124,477,481.10x = 186,716,221.65 × 120,890,254.35
  4. Step 4: Simplify right side
    124,477,481.10x = 22,572,171,526,539,476
  5. Step 5: Solve for x
    x = 22,572,171,526,539,476/124,477,481.10
  6. Step 6: Final answer
    x = 181,335,381.53

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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.