Home / 302,971,815.64-453,456,382.05-275,746,446.16

Finding the Fourth Proportional to 302,971,815.64, 453,456,382.05 and 275,746,446.16

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Solution

The fourth proportional to 302,971,815.64, 453,456,382.05 and 275,746,446.16 is: 412,708,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,971,815.64 : 453,456,382.05 = 275,746,446.16 : x
  2. Step 2: Convert to fraction form
    302,971,815.64/453,456,382.05 = 275,746,446.16/x
  3. Step 3: Cross multiply
    302,971,815.64x = 453,456,382.05 × 275,746,446.16
  4. Step 4: Simplify right side
    302,971,815.64x = 125,038,985,838,858,736
  5. Step 5: Solve for x
    x = 125,038,985,838,858,736/302,971,815.64
  6. Step 6: Final answer
    x = 412,708,309.43

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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.