Home / 7,487,704,005.20-11,231,556,007.80-5,310,921,669.20

Finding the Fourth Proportional to 7,487,704,005.20, 11,231,556,007.80 and 5,310,921,669.20

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Solution

The fourth proportional to 7,487,704,005.20, 11,231,556,007.80 and 5,310,921,669.20 is: 7,966,382,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,704,005.20 : 11,231,556,007.80 = 5,310,921,669.20 : x
  2. Step 2: Convert to fraction form
    7,487,704,005.20/11,231,556,007.80 = 5,310,921,669.20/x
  3. Step 3: Cross multiply
    7,487,704,005.20x = 11,231,556,007.80 × 5,310,921,669.20
  4. Step 4: Simplify right side
    7,487,704,005.20x = 59,649,914,180,658,454,528
  5. Step 5: Solve for x
    x = 59,649,914,180,658,454,528/7,487,704,005.20
  6. Step 6: Final answer
    x = 7,966,382,503.80

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1.5x scale

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.