Home / 7,081,051,216-9,773,129,780.40-4,223,376,610.24

Finding the Fourth Proportional to 7,081,051,216, 9,773,129,780.40 and 4,223,376,610.24

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Solution

The fourth proportional to 7,081,051,216, 9,773,129,780.40 and 4,223,376,610.24 is: 5,829,022,621.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,051,216 : 9,773,129,780.40 = 4,223,376,610.24 : x
  2. Step 2: Convert to fraction form
    7,081,051,216/9,773,129,780.40 = 4,223,376,610.24/x
  3. Step 3: Cross multiply
    7,081,051,216x = 9,773,129,780.40 × 4,223,376,610.24
  4. Step 4: Simplify right side
    7,081,051,216x = 41,275,607,723,381,342,208
  5. Step 5: Solve for x
    x = 41,275,607,723,381,342,208/7,081,051,216
  6. Step 6: Final answer
    x = 5,829,022,621.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.