Home / 399,060,111.20-598,590,166.80-262,899,240.80

Finding the Fourth Proportional to 399,060,111.20, 598,590,166.80 and 262,899,240.80

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Solution

The fourth proportional to 399,060,111.20, 598,590,166.80 and 262,899,240.80 is: 394,348,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,060,111.20 : 598,590,166.80 = 262,899,240.80 : x
  2. Step 2: Convert to fraction form
    399,060,111.20/598,590,166.80 = 262,899,240.80/x
  3. Step 3: Cross multiply
    399,060,111.20x = 598,590,166.80 × 262,899,240.80
  4. Step 4: Simplify right side
    399,060,111.20x = 157,368,900,402,065,376
  5. Step 5: Solve for x
    x = 157,368,900,402,065,376/399,060,111.20
  6. Step 6: Final answer
    x = 394,348,861.20

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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.