Home / 98,375,921.80-147,563,882.70-30,222,003.40

Finding the Fourth Proportional to 98,375,921.80, 147,563,882.70 and 30,222,003.40

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Solution

The fourth proportional to 98,375,921.80, 147,563,882.70 and 30,222,003.40 is: 45,333,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,375,921.80 : 147,563,882.70 = 30,222,003.40 : x
  2. Step 2: Convert to fraction form
    98,375,921.80/147,563,882.70 = 30,222,003.40/x
  3. Step 3: Cross multiply
    98,375,921.80x = 147,563,882.70 × 30,222,003.40
  4. Step 4: Simplify right side
    98,375,921.80x = 4,459,676,164,676,600.50
  5. Step 5: Solve for x
    x = 4,459,676,164,676,600.50/98,375,921.80
  6. Step 6: Final answer
    x = 45,333,005.10

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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.