Home / 813,951,902,633.92-1,221,060,477,467-240,326,000,198.08

Finding the Fourth Proportional to 813,951,902,633.92, 1,221,060,477,467 and 240,326,000,198.08

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Solution

The fourth proportional to 813,951,902,633.92, 1,221,060,477,467 and 240,326,000,198.08 is: 360,528,158,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,951,902,633.92 : 1,221,060,477,467 = 240,326,000,198.08 : x
  2. Step 2: Convert to fraction form
    813,951,902,633.92/1,221,060,477,467 = 240,326,000,198.08/x
  3. Step 3: Cross multiply
    813,951,902,633.92x = 1,221,060,477,467 × 240,326,000,198.08
  4. Step 4: Simplify right side
    813,951,902,633.92x = 293,452,580,549,601,875,984,384
  5. Step 5: Solve for x
    x = 293,452,580,549,601,875,984,384/813,951,902,633.92
  6. Step 6: Final answer
    x = 360,528,158,482.09

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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.