Home / 349,312,939.20-524,016,064.80-119,224,209.60

Finding the Fourth Proportional to 349,312,939.20, 524,016,064.80 and 119,224,209.60

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Solution

The fourth proportional to 349,312,939.20, 524,016,064.80 and 119,224,209.60 is: 178,852,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,312,939.20 : 524,016,064.80 = 119,224,209.60 : x
  2. Step 2: Convert to fraction form
    349,312,939.20/524,016,064.80 = 119,224,209.60/x
  3. Step 3: Cross multiply
    349,312,939.20x = 524,016,064.80 × 119,224,209.60
  4. Step 4: Simplify right side
    349,312,939.20x = 62,475,401,143,482,384
  5. Step 5: Solve for x
    x = 62,475,401,143,482,384/349,312,939.20
  6. Step 6: Final answer
    x = 178,852,238.59

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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.