Home / 448,690,147.28-619,295,715.38-263,110,950.08

Finding the Fourth Proportional to 448,690,147.28, 619,295,715.38 and 263,110,950.08

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Solution

The fourth proportional to 448,690,147.28, 619,295,715.38 and 263,110,950.08 is: 363,153,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,690,147.28 : 619,295,715.38 = 263,110,950.08 : x
  2. Step 2: Convert to fraction form
    448,690,147.28/619,295,715.38 = 263,110,950.08/x
  3. Step 3: Cross multiply
    448,690,147.28x = 619,295,715.38 × 263,110,950.08
  4. Step 4: Simplify right side
    448,690,147.28x = 162,943,484,053,988,736
  5. Step 5: Solve for x
    x = 162,943,484,053,988,736/448,690,147.28
  6. Step 6: Final answer
    x = 363,153,693.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.