Home / 75,292,233.72-103,889,482.04-50,548,340.76

Finding the Fourth Proportional to 75,292,233.72, 103,889,482.04 and 50,548,340.76

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Solution

The fourth proportional to 75,292,233.72, 103,889,482.04 and 50,548,340.76 is: 69,747,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,292,233.72 : 103,889,482.04 = 50,548,340.76 : x
  2. Step 2: Convert to fraction form
    75,292,233.72/103,889,482.04 = 50,548,340.76/x
  3. Step 3: Cross multiply
    75,292,233.72x = 103,889,482.04 × 50,548,340.76
  4. Step 4: Simplify right side
    75,292,233.72x = 5,251,440,939,537,820
  5. Step 5: Solve for x
    x = 5,251,440,939,537,820/75,292,233.72
  6. Step 6: Final answer
    x = 69,747,445.12

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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.