Home / 326,624,696-450,439,312.02-238,378,915.52

Finding the Fourth Proportional to 326,624,696, 450,439,312.02 and 238,378,915.52

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Solution

The fourth proportional to 326,624,696, 450,439,312.02 and 238,378,915.52 is: 328,741,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,624,696 : 450,439,312.02 = 238,378,915.52 : x
  2. Step 2: Convert to fraction form
    326,624,696/450,439,312.02 = 238,378,915.52/x
  3. Step 3: Cross multiply
    326,624,696x = 450,439,312.02 × 238,378,915.52
  4. Step 4: Simplify right side
    326,624,696x = 107,375,234,706,902,496
  5. Step 5: Solve for x
    x = 107,375,234,706,902,496/326,624,696
  6. Step 6: Final answer
    x = 328,741,935.38

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1.5x scale

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.