Home / 74,116,330.40-111,218,170.80-30,982,210.40

Finding the Fourth Proportional to 74,116,330.40, 111,218,170.80 and 30,982,210.40

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Solution

The fourth proportional to 74,116,330.40, 111,218,170.80 and 30,982,210.40 is: 46,491,572.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,116,330.40 : 111,218,170.80 = 30,982,210.40 : x
  2. Step 2: Convert to fraction form
    74,116,330.40/111,218,170.80 = 30,982,210.40/x
  3. Step 3: Cross multiply
    74,116,330.40x = 111,218,170.80 × 30,982,210.40
  4. Step 4: Simplify right side
    74,116,330.40x = 3,445,784,768,028,736
  5. Step 5: Solve for x
    x = 3,445,784,768,028,736/74,116,330.40
  6. Step 6: Final answer
    x = 46,491,572.77

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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.