Home / 7,175,478,236.31-10,768,710,978.18-3,247,942,552.65

Finding the Fourth Proportional to 7,175,478,236.31, 10,768,710,978.18 and 3,247,942,552.65

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Solution

The fourth proportional to 7,175,478,236.31, 10,768,710,978.18 and 3,247,942,552.65 is: 4,874,400,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,478,236.31 : 10,768,710,978.18 = 3,247,942,552.65 : x
  2. Step 2: Convert to fraction form
    7,175,478,236.31/10,768,710,978.18 = 3,247,942,552.65/x
  3. Step 3: Cross multiply
    7,175,478,236.31x = 10,768,710,978.18 × 3,247,942,552.65
  4. Step 4: Simplify right side
    7,175,478,236.31x = 34,976,154,623,220,031,488
  5. Step 5: Solve for x
    x = 34,976,154,623,220,031,488/7,175,478,236.31
  6. Step 6: Final answer
    x = 4,874,400,488.91

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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.