Home / 13,345,993,721.40-20,018,990,582.10-3,532,333,356.60

Finding the Fourth Proportional to 13,345,993,721.40, 20,018,990,582.10 and 3,532,333,356.60

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Solution

The fourth proportional to 13,345,993,721.40, 20,018,990,582.10 and 3,532,333,356.60 is: 5,298,500,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,345,993,721.40 : 20,018,990,582.10 = 3,532,333,356.60 : x
  2. Step 2: Convert to fraction form
    13,345,993,721.40/20,018,990,582.10 = 3,532,333,356.60/x
  3. Step 3: Cross multiply
    13,345,993,721.40x = 20,018,990,582.10 × 3,532,333,356.60
  4. Step 4: Simplify right side
    13,345,993,721.40x = 70,713,748,198,613,073,920
  5. Step 5: Solve for x
    x = 70,713,748,198,613,073,920/13,345,993,721.40
  6. Step 6: Final answer
    x = 5,298,500,034.90

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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.