Home / 209,953,034.10-314,929,551.15-118,120,029.30

Finding the Fourth Proportional to 209,953,034.10, 314,929,551.15 and 118,120,029.30

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Solution

The fourth proportional to 209,953,034.10, 314,929,551.15 and 118,120,029.30 is: 177,180,043.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,034.10 : 314,929,551.15 = 118,120,029.30 : x
  2. Step 2: Convert to fraction form
    209,953,034.10/314,929,551.15 = 118,120,029.30/x
  3. Step 3: Cross multiply
    209,953,034.10x = 314,929,551.15 × 118,120,029.30
  4. Step 4: Simplify right side
    209,953,034.10x = 37,199,487,809,273,848
  5. Step 5: Solve for x
    x = 37,199,487,809,273,848/209,953,034.10
  6. Step 6: Final answer
    x = 177,180,043.95

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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.