Home / 357,467,246.80-536,200,870.20-253,163,093.20

Finding the Fourth Proportional to 357,467,246.80, 536,200,870.20 and 253,163,093.20

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Solution

The fourth proportional to 357,467,246.80, 536,200,870.20 and 253,163,093.20 is: 379,744,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,467,246.80 : 536,200,870.20 = 253,163,093.20 : x
  2. Step 2: Convert to fraction form
    357,467,246.80/536,200,870.20 = 253,163,093.20/x
  3. Step 3: Cross multiply
    357,467,246.80x = 536,200,870.20 × 253,163,093.20
  4. Step 4: Simplify right side
    357,467,246.80x = 135,746,270,876,363,696
  5. Step 5: Solve for x
    x = 135,746,270,876,363,696/357,467,246.80
  6. Step 6: Final answer
    x = 379,744,639.80

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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.