Home / 284,329,416.78-426,510,079.14-79,841,548.80

Finding the Fourth Proportional to 284,329,416.78, 426,510,079.14 and 79,841,548.80

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Solution

The fourth proportional to 284,329,416.78, 426,510,079.14 and 79,841,548.80 is: 119,766,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,329,416.78 : 426,510,079.14 = 79,841,548.80 : x
  2. Step 2: Convert to fraction form
    284,329,416.78/426,510,079.14 = 79,841,548.80/x
  3. Step 3: Cross multiply
    284,329,416.78x = 426,510,079.14 × 79,841,548.80
  4. Step 4: Simplify right side
    284,329,416.78x = 34,053,225,297,348,168
  5. Step 5: Solve for x
    x = 34,053,225,297,348,168/284,329,416.78
  6. Step 6: Final answer
    x = 119,766,803.18

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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.