Home / 354,826,657.60-532,239,986.40-173,190,356.80

Finding the Fourth Proportional to 354,826,657.60, 532,239,986.40 and 173,190,356.80

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Solution

The fourth proportional to 354,826,657.60, 532,239,986.40 and 173,190,356.80 is: 259,785,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,826,657.60 : 532,239,986.40 = 173,190,356.80 : x
  2. Step 2: Convert to fraction form
    354,826,657.60/532,239,986.40 = 173,190,356.80/x
  3. Step 3: Cross multiply
    354,826,657.60x = 532,239,986.40 × 173,190,356.80
  4. Step 4: Simplify right side
    354,826,657.60x = 92,178,833,147,843,152
  5. Step 5: Solve for x
    x = 92,178,833,147,843,152/354,826,657.60
  6. Step 6: Final answer
    x = 259,785,535.20

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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.