Home / 66,171,805.40-99,257,708.10-49,165,693.40

Finding the Fourth Proportional to 66,171,805.40, 99,257,708.10 and 49,165,693.40

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Solution

The fourth proportional to 66,171,805.40, 99,257,708.10 and 49,165,693.40 is: 73,748,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,171,805.40 : 99,257,708.10 = 49,165,693.40 : x
  2. Step 2: Convert to fraction form
    66,171,805.40/99,257,708.10 = 49,165,693.40/x
  3. Step 3: Cross multiply
    66,171,805.40x = 99,257,708.10 × 49,165,693.40
  4. Step 4: Simplify right side
    66,171,805.40x = 4,880,074,044,031,296
  5. Step 5: Solve for x
    x = 4,880,074,044,031,296/66,171,805.40
  6. Step 6: Final answer
    x = 73,748,540.10

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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.