Home / 344,144,005.20-516,216,007.80-266,209,822.80

Finding the Fourth Proportional to 344,144,005.20, 516,216,007.80 and 266,209,822.80

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Solution

The fourth proportional to 344,144,005.20, 516,216,007.80 and 266,209,822.80 is: 399,314,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,144,005.20 : 516,216,007.80 = 266,209,822.80 : x
  2. Step 2: Convert to fraction form
    344,144,005.20/516,216,007.80 = 266,209,822.80/x
  3. Step 3: Cross multiply
    344,144,005.20x = 516,216,007.80 × 266,209,822.80
  4. Step 4: Simplify right side
    344,144,005.20x = 137,421,771,962,961,424
  5. Step 5: Solve for x
    x = 137,421,771,962,961,424/344,144,005.20
  6. Step 6: Final answer
    x = 399,314,734.20

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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.