Home / 2,199,547,730.44-3,300,788,609.12-800,531,612.74

Finding the Fourth Proportional to 2,199,547,730.44, 3,300,788,609.12 and 800,531,612.74

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Solution

The fourth proportional to 2,199,547,730.44, 3,300,788,609.12 and 800,531,612.74 is: 1,201,331,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,547,730.44 : 3,300,788,609.12 = 800,531,612.74 : x
  2. Step 2: Convert to fraction form
    2,199,547,730.44/3,300,788,609.12 = 800,531,612.74/x
  3. Step 3: Cross multiply
    2,199,547,730.44x = 3,300,788,609.12 × 800,531,612.74
  4. Step 4: Simplify right side
    2,199,547,730.44x = 2,642,385,628,572,655,104
  5. Step 5: Solve for x
    x = 2,642,385,628,572,655,104/2,199,547,730.44
  6. Step 6: Final answer
    x = 1,201,331,342.80

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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.