Home / 354,314,521.60-532,038,652.80-268,150,220.80

Finding the Fourth Proportional to 354,314,521.60, 532,038,652.80 and 268,150,220.80

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Solution

The fourth proportional to 354,314,521.60, 532,038,652.80 and 268,150,220.80 is: 402,654,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314,521.60 : 532,038,652.80 = 268,150,220.80 : x
  2. Step 2: Convert to fraction form
    354,314,521.60/532,038,652.80 = 268,150,220.80/x
  3. Step 3: Cross multiply
    354,314,521.60x = 532,038,652.80 × 268,150,220.80
  4. Step 4: Simplify right side
    354,314,521.60x = 142,666,282,222,454,544
  5. Step 5: Solve for x
    x = 142,666,282,222,454,544/354,314,521.60
  6. Step 6: Final answer
    x = 402,654,346.70

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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.