Home / 139,968,132.90-209,952,199.35-44,230,020.90

Finding the Fourth Proportional to 139,968,132.90, 209,952,199.35 and 44,230,020.90

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Solution

The fourth proportional to 139,968,132.90, 209,952,199.35 and 44,230,020.90 is: 66,345,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,132.90 : 209,952,199.35 = 44,230,020.90 : x
  2. Step 2: Convert to fraction form
    139,968,132.90/209,952,199.35 = 44,230,020.90/x
  3. Step 3: Cross multiply
    139,968,132.90x = 209,952,199.35 × 44,230,020.90
  4. Step 4: Simplify right side
    139,968,132.90x = 9,286,190,165,251,466
  5. Step 5: Solve for x
    x = 9,286,190,165,251,466/139,968,132.90
  6. Step 6: Final answer
    x = 66,345,031.35

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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.