Home / 139,404,228.60-209,106,342.90-93,487,726.20

Finding the Fourth Proportional to 139,404,228.60, 209,106,342.90 and 93,487,726.20

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Solution

The fourth proportional to 139,404,228.60, 209,106,342.90 and 93,487,726.20 is: 140,231,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,404,228.60 : 209,106,342.90 = 93,487,726.20 : x
  2. Step 2: Convert to fraction form
    139,404,228.60/209,106,342.90 = 93,487,726.20/x
  3. Step 3: Cross multiply
    139,404,228.60x = 209,106,342.90 × 93,487,726.20
  4. Step 4: Simplify right side
    139,404,228.60x = 19,548,876,531,718,516
  5. Step 5: Solve for x
    x = 19,548,876,531,718,516/139,404,228.60
  6. Step 6: Final answer
    x = 140,231,589.30

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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.