Home / 559,378,656,005.10-839,067,984,007.65-500,605,532,933.10

Finding the Fourth Proportional to 559,378,656,005.10, 839,067,984,007.65 and 500,605,532,933.10

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Solution

The fourth proportional to 559,378,656,005.10, 839,067,984,007.65 and 500,605,532,933.10 is: 750,908,299,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,378,656,005.10 : 839,067,984,007.65 = 500,605,532,933.10 : x
  2. Step 2: Convert to fraction form
    559,378,656,005.10/839,067,984,007.65 = 500,605,532,933.10/x
  3. Step 3: Cross multiply
    559,378,656,005.10x = 839,067,984,007.65 × 500,605,532,933.10
  4. Step 4: Simplify right side
    559,378,656,005.10x = 420,042,075,301,251,437,821,952
  5. Step 5: Solve for x
    x = 420,042,075,301,251,437,821,952/559,378,656,005.10
  6. Step 6: Final answer
    x = 750,908,299,399.65

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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.