Home / 672,068,037.15-1,008,102,055.73-536,019,141.15

Finding the Fourth Proportional to 672,068,037.15, 1,008,102,055.73 and 536,019,141.15

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Solution

The fourth proportional to 672,068,037.15, 1,008,102,055.73 and 536,019,141.15 is: 804,028,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,068,037.15 : 1,008,102,055.73 = 536,019,141.15 : x
  2. Step 2: Convert to fraction form
    672,068,037.15/1,008,102,055.73 = 536,019,141.15/x
  3. Step 3: Cross multiply
    672,068,037.15x = 1,008,102,055.73 × 536,019,141.15
  4. Step 4: Simplify right side
    672,068,037.15x = 540,361,998,101,263,936
  5. Step 5: Solve for x
    x = 540,361,998,101,263,936/672,068,037.15
  6. Step 6: Final answer
    x = 804,028,711.73

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Double scale
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Similar ratio
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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.