Home / 618,226,867.80-926,544,039.30-473,904,307.80

Finding the Fourth Proportional to 618,226,867.80, 926,544,039.30 and 473,904,307.80

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Solution

The fourth proportional to 618,226,867.80, 926,544,039.30 and 473,904,307.80 is: 710,246,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,226,867.80 : 926,544,039.30 = 473,904,307.80 : x
  2. Step 2: Convert to fraction form
    618,226,867.80/926,544,039.30 = 473,904,307.80/x
  3. Step 3: Cross multiply
    618,226,867.80x = 926,544,039.30 × 473,904,307.80
  4. Step 4: Simplify right side
    618,226,867.80x = 439,093,211,590,682,496
  5. Step 5: Solve for x
    x = 439,093,211,590,682,496/618,226,867.80
  6. Step 6: Final answer
    x = 710,246,083.53

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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.