Home / 139,968,366.30-209,952,549.45-96,825,563.10

Finding the Fourth Proportional to 139,968,366.30, 209,952,549.45 and 96,825,563.10

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Solution

The fourth proportional to 139,968,366.30, 209,952,549.45 and 96,825,563.10 is: 145,238,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,366.30 : 209,952,549.45 = 96,825,563.10 : x
  2. Step 2: Convert to fraction form
    139,968,366.30/209,952,549.45 = 96,825,563.10/x
  3. Step 3: Cross multiply
    139,968,366.30x = 209,952,549.45 × 96,825,563.10
  4. Step 4: Simplify right side
    139,968,366.30x = 20,328,773,824,776,844
  5. Step 5: Solve for x
    x = 20,328,773,824,776,844/139,968,366.30
  6. Step 6: Final answer
    x = 145,238,344.65

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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.