Home / 295,253,385.20-442,880,077.80-281,816,457.20

Finding the Fourth Proportional to 295,253,385.20, 442,880,077.80 and 281,816,457.20

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Solution

The fourth proportional to 295,253,385.20, 442,880,077.80 and 281,816,457.20 is: 422,724,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,253,385.20 : 442,880,077.80 = 281,816,457.20 : x
  2. Step 2: Convert to fraction form
    295,253,385.20/442,880,077.80 = 281,816,457.20/x
  3. Step 3: Cross multiply
    295,253,385.20x = 442,880,077.80 × 281,816,457.20
  4. Step 4: Simplify right side
    295,253,385.20x = 124,810,894,490,056,368
  5. Step 5: Solve for x
    x = 124,810,894,490,056,368/295,253,385.20
  6. Step 6: Final answer
    x = 422,724,685.80

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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.