Home / 558,621,288.84-770,839,384.44-344,005,815.96

Finding the Fourth Proportional to 558,621,288.84, 770,839,384.44 and 344,005,815.96

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Solution

The fourth proportional to 558,621,288.84, 770,839,384.44 and 344,005,815.96 is: 474,692,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,621,288.84 : 770,839,384.44 = 344,005,815.96 : x
  2. Step 2: Convert to fraction form
    558,621,288.84/770,839,384.44 = 344,005,815.96/x
  3. Step 3: Cross multiply
    558,621,288.84x = 770,839,384.44 × 344,005,815.96
  4. Step 4: Simplify right side
    558,621,288.84x = 265,173,231,418,386,336
  5. Step 5: Solve for x
    x = 265,173,231,418,386,336/558,621,288.84
  6. Step 6: Final answer
    x = 474,692,312.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.