Home / 1,134,557,065.20-1,702,011,555.72-479,510,849.28

Finding the Fourth Proportional to 1,134,557,065.20, 1,702,011,555.72 and 479,510,849.28

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Solution

The fourth proportional to 1,134,557,065.20, 1,702,011,555.72 and 479,510,849.28 is: 719,340,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,557,065.20 : 1,702,011,555.72 = 479,510,849.28 : x
  2. Step 2: Convert to fraction form
    1,134,557,065.20/1,702,011,555.72 = 479,510,849.28/x
  3. Step 3: Cross multiply
    1,134,557,065.20x = 1,702,011,555.72 × 479,510,849.28
  4. Step 4: Simplify right side
    1,134,557,065.20x = 816,133,006,567,671,168
  5. Step 5: Solve for x
    x = 816,133,006,567,671,168/1,134,557,065.20
  6. Step 6: Final answer
    x = 719,340,641.03

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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.