Home / 298,486,340.40-447,729,510.60-104,333,228.40

Finding the Fourth Proportional to 298,486,340.40, 447,729,510.60 and 104,333,228.40

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Solution

The fourth proportional to 298,486,340.40, 447,729,510.60 and 104,333,228.40 is: 156,499,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,486,340.40 : 447,729,510.60 = 104,333,228.40 : x
  2. Step 2: Convert to fraction form
    298,486,340.40/447,729,510.60 = 104,333,228.40/x
  3. Step 3: Cross multiply
    298,486,340.40x = 447,729,510.60 × 104,333,228.40
  4. Step 4: Simplify right side
    298,486,340.40x = 46,713,065,290,850,024
  5. Step 5: Solve for x
    x = 46,713,065,290,850,024/298,486,340.40
  6. Step 6: Final answer
    x = 156,499,842.60

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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.