Home / 797,655,956.80-1,196,544,454.80-215,381,728.48

Finding the Fourth Proportional to 797,655,956.80, 1,196,544,454.80 and 215,381,728.48

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Solution

The fourth proportional to 797,655,956.80, 1,196,544,454.80 and 215,381,728.48 is: 323,088,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,655,956.80 : 1,196,544,454.80 = 215,381,728.48 : x
  2. Step 2: Convert to fraction form
    797,655,956.80/1,196,544,454.80 = 215,381,728.48/x
  3. Step 3: Cross multiply
    797,655,956.80x = 1,196,544,454.80 × 215,381,728.48
  4. Step 4: Simplify right side
    797,655,956.80x = 257,713,812,877,983,200
  5. Step 5: Solve for x
    x = 257,713,812,877,983,200/797,655,956.80
  6. Step 6: Final answer
    x = 323,088,934.12

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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.