Home / 631,073,452.80-946,162,281.60-242,746,233.60

Finding the Fourth Proportional to 631,073,452.80, 946,162,281.60 and 242,746,233.60

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Solution

The fourth proportional to 631,073,452.80, 946,162,281.60 and 242,746,233.60 is: 363,947,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,073,452.80 : 946,162,281.60 = 242,746,233.60 : x
  2. Step 2: Convert to fraction form
    631,073,452.80/946,162,281.60 = 242,746,233.60/x
  3. Step 3: Cross multiply
    631,073,452.80x = 946,162,281.60 × 242,746,233.60
  4. Step 4: Simplify right side
    631,073,452.80x = 229,677,330,232,782,592
  5. Step 5: Solve for x
    x = 229,677,330,232,782,592/631,073,452.80
  6. Step 6: Final answer
    x = 363,947,063.87

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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.