Home / 1,967,630,870.81-2,951,446,306.44-657,532,923.32

Finding the Fourth Proportional to 1,967,630,870.81, 2,951,446,306.44 and 657,532,923.32

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Solution

The fourth proportional to 1,967,630,870.81, 2,951,446,306.44 and 657,532,923.32 is: 986,299,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,630,870.81 : 2,951,446,306.44 = 657,532,923.32 : x
  2. Step 2: Convert to fraction form
    1,967,630,870.81/2,951,446,306.44 = 657,532,923.32/x
  3. Step 3: Cross multiply
    1,967,630,870.81x = 2,951,446,306.44 × 657,532,923.32
  4. Step 4: Simplify right side
    1,967,630,870.81x = 1,940,673,117,905,387,008
  5. Step 5: Solve for x
    x = 1,940,673,117,905,387,008/1,967,630,870.81
  6. Step 6: Final answer
    x = 986,299,385.06

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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.