Home / 3,211,449,779.24-4,817,406,841.08-1,344,217,543.21

Finding the Fourth Proportional to 3,211,449,779.24, 4,817,406,841.08 and 1,344,217,543.21

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Solution

The fourth proportional to 3,211,449,779.24, 4,817,406,841.08 and 1,344,217,543.21 is: 2,016,423,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,449,779.24 : 4,817,406,841.08 = 1,344,217,543.21 : x
  2. Step 2: Convert to fraction form
    3,211,449,779.24/4,817,406,841.08 = 1,344,217,543.21/x
  3. Step 3: Cross multiply
    3,211,449,779.24x = 4,817,406,841.08 × 1,344,217,543.21
  4. Step 4: Simplify right side
    3,211,449,779.24x = 6,475,642,788,547,560,448
  5. Step 5: Solve for x
    x = 6,475,642,788,547,560,448/3,211,449,779.24
  6. Step 6: Final answer
    x = 2,016,423,495.21

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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.