Home / 98,820,430.31-148,196,447.78-40,511,554.25

Finding the Fourth Proportional to 98,820,430.31, 148,196,447.78 and 40,511,554.25

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Solution

The fourth proportional to 98,820,430.31, 148,196,447.78 and 40,511,554.25 is: 60,753,311.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,820,430.31 : 148,196,447.78 = 40,511,554.25 : x
  2. Step 2: Convert to fraction form
    98,820,430.31/148,196,447.78 = 40,511,554.25/x
  3. Step 3: Cross multiply
    98,820,430.31x = 148,196,447.78 × 40,511,554.25
  4. Step 4: Simplify right side
    98,820,430.31x = 6,003,668,432,953,222
  5. Step 5: Solve for x
    x = 6,003,668,432,953,222/98,820,430.31
  6. Step 6: Final answer
    x = 60,753,311.98

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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.