Home / 18,899,184,052.80-28,346,088,693.60-6,478,087,809.60

Finding the Fourth Proportional to 18,899,184,052.80, 28,346,088,693.60 and 6,478,087,809.60

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Solution

The fourth proportional to 18,899,184,052.80, 28,346,088,693.60 and 6,478,087,809.60 is: 9,716,210,557.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,899,184,052.80 : 28,346,088,693.60 = 6,478,087,809.60 : x
  2. Step 2: Convert to fraction form
    18,899,184,052.80/28,346,088,693.60 = 6,478,087,809.60/x
  3. Step 3: Cross multiply
    18,899,184,052.80x = 28,346,088,693.60 × 6,478,087,809.60
  4. Step 4: Simplify right side
    18,899,184,052.80x = 183,628,451,615,850,561,536
  5. Step 5: Solve for x
    x = 183,628,451,615,850,561,536/18,899,184,052.80
  6. Step 6: Final answer
    x = 9,716,210,557.18

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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.