Home / 119,376,133.60-179,064,200.40-68,263,319.20

Finding the Fourth Proportional to 119,376,133.60, 179,064,200.40 and 68,263,319.20

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Solution

The fourth proportional to 119,376,133.60, 179,064,200.40 and 68,263,319.20 is: 102,394,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,376,133.60 : 179,064,200.40 = 68,263,319.20 : x
  2. Step 2: Convert to fraction form
    119,376,133.60/179,064,200.40 = 68,263,319.20/x
  3. Step 3: Cross multiply
    119,376,133.60x = 179,064,200.40 × 68,263,319.20
  4. Step 4: Simplify right side
    119,376,133.60x = 12,223,516,669,197,968
  5. Step 5: Solve for x
    x = 12,223,516,669,197,968/119,376,133.60
  6. Step 6: Final answer
    x = 102,394,978.80

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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.