Home / 448,690,147.65-619,295,715.90-263,110,950.45

Finding the Fourth Proportional to 448,690,147.65, 619,295,715.90 and 263,110,950.45

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Solution

The fourth proportional to 448,690,147.65, 619,295,715.90 and 263,110,950.45 is: 363,153,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,690,147.65 : 619,295,715.90 = 263,110,950.45 : x
  2. Step 2: Convert to fraction form
    448,690,147.65/619,295,715.90 = 263,110,950.45/x
  3. Step 3: Cross multiply
    448,690,147.65x = 619,295,715.90 × 263,110,950.45
  4. Step 4: Simplify right side
    448,690,147.65x = 162,943,484,420,062,176
  5. Step 5: Solve for x
    x = 162,943,484,420,062,176/448,690,147.65
  6. Step 6: Final answer
    x = 363,153,693.64

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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.