Home / 667,266,836.28-1,001,066,965.56-470,913,632.52

Finding the Fourth Proportional to 667,266,836.28, 1,001,066,965.56 and 470,913,632.52

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Solution

The fourth proportional to 667,266,836.28, 1,001,066,965.56 and 470,913,632.52 is: 706,488,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,266,836.28 : 1,001,066,965.56 = 470,913,632.52 : x
  2. Step 2: Convert to fraction form
    667,266,836.28/1,001,066,965.56 = 470,913,632.52/x
  3. Step 3: Cross multiply
    667,266,836.28x = 1,001,066,965.56 × 470,913,632.52
  4. Step 4: Simplify right side
    667,266,836.28x = 471,416,081,147,633,280
  5. Step 5: Solve for x
    x = 471,416,081,147,633,280/667,266,836.28
  6. Step 6: Final answer
    x = 706,488,102.68

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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.