Home / 590,579,311.78-885,663,821.58-328,663,557.46

Finding the Fourth Proportional to 590,579,311.78, 885,663,821.58 and 328,663,557.46

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Solution

The fourth proportional to 590,579,311.78, 885,663,821.58 and 328,663,557.46 is: 492,881,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,579,311.78 : 885,663,821.58 = 328,663,557.46 : x
  2. Step 2: Convert to fraction form
    590,579,311.78/885,663,821.58 = 328,663,557.46/x
  3. Step 3: Cross multiply
    590,579,311.78x = 885,663,821.58 × 328,663,557.46
  4. Step 4: Simplify right side
    590,579,311.78x = 291,085,422,314,101,504
  5. Step 5: Solve for x
    x = 291,085,422,314,101,504/590,579,311.78
  6. Step 6: Final answer
    x = 492,881,170.25

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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.