Home / 284,420,283.96-426,630,426.95-79,948,359.21

Finding the Fourth Proportional to 284,420,283.96, 426,630,426.95 and 79,948,359.21

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Solution

The fourth proportional to 284,420,283.96, 426,630,426.95 and 79,948,359.21 is: 119,922,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,420,283.96 : 426,630,426.95 = 79,948,359.21 : x
  2. Step 2: Convert to fraction form
    284,420,283.96/426,630,426.95 = 79,948,359.21/x
  3. Step 3: Cross multiply
    284,420,283.96x = 426,630,426.95 × 79,948,359.21
  4. Step 4: Simplify right side
    284,420,283.96x = 34,108,402,623,714,260
  5. Step 5: Solve for x
    x = 34,108,402,623,714,260/284,420,283.96
  6. Step 6: Final answer
    x = 119,922,539.10

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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.