Home / 590,580,011.61-885,664,867.10-328,664,257.38

Finding the Fourth Proportional to 590,580,011.61, 885,664,867.10 and 328,664,257.38

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Solution

The fourth proportional to 590,580,011.61, 885,664,867.10 and 328,664,257.38 is: 492,882,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,580,011.61 : 885,664,867.10 = 328,664,257.38 : x
  2. Step 2: Convert to fraction form
    590,580,011.61/885,664,867.10 = 328,664,257.38/x
  3. Step 3: Cross multiply
    590,580,011.61x = 885,664,867.10 × 328,664,257.38
  4. Step 4: Simplify right side
    590,580,011.61x = 291,086,385,831,334,592
  5. Step 5: Solve for x
    x = 291,086,385,831,334,592/590,580,011.61
  6. Step 6: Final answer
    x = 492,882,217.67

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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.