Home / 8,389,259,759.47-12,585,547,377.01-3,077,421,248.83

Finding the Fourth Proportional to 8,389,259,759.47, 12,585,547,377.01 and 3,077,421,248.83

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Solution

The fourth proportional to 8,389,259,759.47, 12,585,547,377.01 and 3,077,421,248.83 is: 4,616,739,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,259,759.47 : 12,585,547,377.01 = 3,077,421,248.83 : x
  2. Step 2: Convert to fraction form
    8,389,259,759.47/12,585,547,377.01 = 3,077,421,248.83/x
  3. Step 3: Cross multiply
    8,389,259,759.47x = 12,585,547,377.01 × 3,077,421,248.83
  4. Step 4: Simplify right side
    8,389,259,759.47x = 38,731,030,926,167,244,800
  5. Step 5: Solve for x
    x = 38,731,030,926,167,244,800/8,389,259,759.47
  6. Step 6: Final answer
    x = 4,616,739,979.05

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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.