Home / 288,034,210.96-432,052,437.34-69,684,202.68

Finding the Fourth Proportional to 288,034,210.96, 432,052,437.34 and 69,684,202.68

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Solution

The fourth proportional to 288,034,210.96, 432,052,437.34 and 69,684,202.68 is: 104,526,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,034,210.96 : 432,052,437.34 = 69,684,202.68 : x
  2. Step 2: Convert to fraction form
    288,034,210.96/432,052,437.34 = 69,684,202.68/x
  3. Step 3: Cross multiply
    288,034,210.96x = 432,052,437.34 × 69,684,202.68
  4. Step 4: Simplify right side
    288,034,210.96x = 30,107,229,611,988,560
  5. Step 5: Solve for x
    x = 30,107,229,611,988,560/288,034,210.96
  6. Step 6: Final answer
    x = 104,526,575.20

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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.