Home / 300,307,360.16-450,296,826.69-238,455,988.85

Finding the Fourth Proportional to 300,307,360.16, 450,296,826.69 and 238,455,988.85

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Solution

The fourth proportional to 300,307,360.16, 450,296,826.69 and 238,455,988.85 is: 357,553,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,307,360.16 : 450,296,826.69 = 238,455,988.85 : x
  2. Step 2: Convert to fraction form
    300,307,360.16/450,296,826.69 = 238,455,988.85/x
  3. Step 3: Cross multiply
    300,307,360.16x = 450,296,826.69 × 238,455,988.85
  4. Step 4: Simplify right side
    300,307,360.16x = 107,375,975,084,381,024
  5. Step 5: Solve for x
    x = 107,375,975,084,381,024/300,307,360.16
  6. Step 6: Final answer
    x = 357,553,591.18

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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.