Home / 774,559,807.11-1,162,067,660.72-249,919,066.98

Finding the Fourth Proportional to 774,559,807.11, 1,162,067,660.72 and 249,919,066.98

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Solution

The fourth proportional to 774,559,807.11, 1,162,067,660.72 and 249,919,066.98 is: 374,952,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,559,807.11 : 1,162,067,660.72 = 249,919,066.98 : x
  2. Step 2: Convert to fraction form
    774,559,807.11/1,162,067,660.72 = 249,919,066.98/x
  3. Step 3: Cross multiply
    774,559,807.11x = 1,162,067,660.72 × 249,919,066.98
  4. Step 4: Simplify right side
    774,559,807.11x = 290,422,865,529,166,208
  5. Step 5: Solve for x
    x = 290,422,865,529,166,208/774,559,807.11
  6. Step 6: Final answer
    x = 374,952,150.71

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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.