Home / 559,873,322.80-839,809,984.20-503,438,225.20

Finding the Fourth Proportional to 559,873,322.80, 839,809,984.20 and 503,438,225.20

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Solution

The fourth proportional to 559,873,322.80, 839,809,984.20 and 503,438,225.20 is: 755,157,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,322.80 : 839,809,984.20 = 503,438,225.20 : x
  2. Step 2: Convert to fraction form
    559,873,322.80/839,809,984.20 = 503,438,225.20/x
  3. Step 3: Cross multiply
    559,873,322.80x = 839,809,984.20 × 503,438,225.20
  4. Step 4: Simplify right side
    559,873,322.80x = 422,792,447,950,888,064
  5. Step 5: Solve for x
    x = 422,792,447,950,888,064/559,873,322.80
  6. Step 6: Final answer
    x = 755,157,337.80

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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.