Home / 18,899,184,049.80-28,346,088,689.10-6,478,087,806.60

Finding the Fourth Proportional to 18,899,184,049.80, 28,346,088,689.10 and 6,478,087,806.60

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Solution

The fourth proportional to 18,899,184,049.80, 28,346,088,689.10 and 6,478,087,806.60 is: 9,716,210,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,899,184,049.80 : 28,346,088,689.10 = 6,478,087,806.60 : x
  2. Step 2: Convert to fraction form
    18,899,184,049.80/28,346,088,689.10 = 6,478,087,806.60/x
  3. Step 3: Cross multiply
    18,899,184,049.80x = 28,346,088,689.10 × 6,478,087,806.60
  4. Step 4: Simplify right side
    18,899,184,049.80x = 183,628,451,501,660,897,280
  5. Step 5: Solve for x
    x = 183,628,451,501,660,897,280/18,899,184,049.80
  6. Step 6: Final answer
    x = 9,716,210,552.68

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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.