Home / 317,826,565.80-476,482,579.51-99,364,456.73

Finding the Fourth Proportional to 317,826,565.80, 476,482,579.51 and 99,364,456.73

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Solution

The fourth proportional to 317,826,565.80, 476,482,579.51 and 99,364,456.73 is: 148,966,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,826,565.80 : 476,482,579.51 = 99,364,456.73 : x
  2. Step 2: Convert to fraction form
    317,826,565.80/476,482,579.51 = 99,364,456.73/x
  3. Step 3: Cross multiply
    317,826,565.80x = 476,482,579.51 × 99,364,456.73
  4. Step 4: Simplify right side
    317,826,565.80x = 47,345,432,651,440,944
  5. Step 5: Solve for x
    x = 47,345,432,651,440,944/317,826,565.80
  6. Step 6: Final answer
    x = 148,966,253.13

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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.