Home / 98,820,002.40-148,230,003.60-30,669,583.20

Finding the Fourth Proportional to 98,820,002.40, 148,230,003.60 and 30,669,583.20

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Solution

The fourth proportional to 98,820,002.40, 148,230,003.60 and 30,669,583.20 is: 46,004,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,820,002.40 : 148,230,003.60 = 30,669,583.20 : x
  2. Step 2: Convert to fraction form
    98,820,002.40/148,230,003.60 = 30,669,583.20/x
  3. Step 3: Cross multiply
    98,820,002.40x = 148,230,003.60 × 30,669,583.20
  4. Step 4: Simplify right side
    98,820,002.40x = 4,546,152,428,146,499
  5. Step 5: Solve for x
    x = 4,546,152,428,146,499/98,820,002.40
  6. Step 6: Final answer
    x = 46,004,374.80

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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.