Home / 74,807,360.40-111,998,464.20-66,304,304.40

Finding the Fourth Proportional to 74,807,360.40, 111,998,464.20 and 66,304,304.40

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Solution

The fourth proportional to 74,807,360.40, 111,998,464.20 and 66,304,304.40 is: 99,268,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,807,360.40 : 111,998,464.20 = 66,304,304.40 : x
  2. Step 2: Convert to fraction form
    74,807,360.40/111,998,464.20 = 66,304,304.40/x
  3. Step 3: Cross multiply
    74,807,360.40x = 111,998,464.20 × 66,304,304.40
  4. Step 4: Simplify right side
    74,807,360.40x = 7,425,980,262,649,303
  5. Step 5: Solve for x
    x = 7,425,980,262,649,303/74,807,360.40
  6. Step 6: Final answer
    x = 99,268,042.92

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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.