Home / 369,820,381.02-510,352,400.95-200,275,934.86

Finding the Fourth Proportional to 369,820,381.02, 510,352,400.95 and 200,275,934.86

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Solution

The fourth proportional to 369,820,381.02, 510,352,400.95 and 200,275,934.86 is: 276,380,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,820,381.02 : 510,352,400.95 = 200,275,934.86 : x
  2. Step 2: Convert to fraction form
    369,820,381.02/510,352,400.95 = 200,275,934.86/x
  3. Step 3: Cross multiply
    369,820,381.02x = 510,352,400.95 × 200,275,934.86
  4. Step 4: Simplify right side
    369,820,381.02x = 102,211,304,206,330,880
  5. Step 5: Solve for x
    x = 102,211,304,206,330,880/369,820,381.02
  6. Step 6: Final answer
    x = 276,380,939.11

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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.