Home / 426,708,002.40-640,062,003.60-295,194,069.60

Finding the Fourth Proportional to 426,708,002.40, 640,062,003.60 and 295,194,069.60

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Solution

The fourth proportional to 426,708,002.40, 640,062,003.60 and 295,194,069.60 is: 442,791,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,708,002.40 : 640,062,003.60 = 295,194,069.60 : x
  2. Step 2: Convert to fraction form
    426,708,002.40/640,062,003.60 = 295,194,069.60/x
  3. Step 3: Cross multiply
    426,708,002.40x = 640,062,003.60 × 295,194,069.60
  4. Step 4: Simplify right side
    426,708,002.40x = 188,942,507,639,013,888
  5. Step 5: Solve for x
    x = 188,942,507,639,013,888/426,708,002.40
  6. Step 6: Final answer
    x = 442,791,104.40

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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.