Home / 177,145,246.80-265,717,870.20-148,479,800.40

Finding the Fourth Proportional to 177,145,246.80, 265,717,870.20 and 148,479,800.40

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Solution

The fourth proportional to 177,145,246.80, 265,717,870.20 and 148,479,800.40 is: 222,719,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,145,246.80 : 265,717,870.20 = 148,479,800.40 : x
  2. Step 2: Convert to fraction form
    177,145,246.80/265,717,870.20 = 148,479,800.40/x
  3. Step 3: Cross multiply
    177,145,246.80x = 265,717,870.20 × 148,479,800.40
  4. Step 4: Simplify right side
    177,145,246.80x = 39,453,736,330,009,104
  5. Step 5: Solve for x
    x = 39,453,736,330,009,104/177,145,246.80
  6. Step 6: Final answer
    x = 222,719,700.60

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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.