Home / 632,144,698.60-948,217,047.90-268,591,815.40

Finding the Fourth Proportional to 632,144,698.60, 948,217,047.90 and 268,591,815.40

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Solution

The fourth proportional to 632,144,698.60, 948,217,047.90 and 268,591,815.40 is: 402,887,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,144,698.60 : 948,217,047.90 = 268,591,815.40 : x
  2. Step 2: Convert to fraction form
    632,144,698.60/948,217,047.90 = 268,591,815.40/x
  3. Step 3: Cross multiply
    632,144,698.60x = 948,217,047.90 × 268,591,815.40
  4. Step 4: Simplify right side
    632,144,698.60x = 254,683,338,288,689,728
  5. Step 5: Solve for x
    x = 254,683,338,288,689,728/632,144,698.60
  6. Step 6: Final answer
    x = 402,887,723.10

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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.