Home / 226,716,963.20-340,075,444.80-90,423,382.40

Finding the Fourth Proportional to 226,716,963.20, 340,075,444.80 and 90,423,382.40

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Solution

The fourth proportional to 226,716,963.20, 340,075,444.80 and 90,423,382.40 is: 135,635,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,716,963.20 : 340,075,444.80 = 90,423,382.40 : x
  2. Step 2: Convert to fraction form
    226,716,963.20/340,075,444.80 = 90,423,382.40/x
  3. Step 3: Cross multiply
    226,716,963.20x = 340,075,444.80 × 90,423,382.40
  4. Step 4: Simplify right side
    226,716,963.20x = 30,750,771,990,000,496
  5. Step 5: Solve for x
    x = 30,750,771,990,000,496/226,716,963.20
  6. Step 6: Final answer
    x = 135,635,073.60

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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.