Home / 169,437,819.90-254,156,729.85-162,263,366.40

Finding the Fourth Proportional to 169,437,819.90, 254,156,729.85 and 162,263,366.40

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Solution

The fourth proportional to 169,437,819.90, 254,156,729.85 and 162,263,366.40 is: 243,395,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,437,819.90 : 254,156,729.85 = 162,263,366.40 : x
  2. Step 2: Convert to fraction form
    169,437,819.90/254,156,729.85 = 162,263,366.40/x
  3. Step 3: Cross multiply
    169,437,819.90x = 254,156,729.85 × 162,263,366.40
  4. Step 4: Simplify right side
    169,437,819.90x = 41,240,326,578,676,368
  5. Step 5: Solve for x
    x = 41,240,326,578,676,368/169,437,819.90
  6. Step 6: Final answer
    x = 243,395,049.60

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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.