Home / 349,921,855.40-524,882,783.10-344,820,021.80

Finding the Fourth Proportional to 349,921,855.40, 524,882,783.10 and 344,820,021.80

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Solution

The fourth proportional to 349,921,855.40, 524,882,783.10 and 344,820,021.80 is: 517,230,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,921,855.40 : 524,882,783.10 = 344,820,021.80 : x
  2. Step 2: Convert to fraction form
    349,921,855.40/524,882,783.10 = 344,820,021.80/x
  3. Step 3: Cross multiply
    349,921,855.40x = 524,882,783.10 × 344,820,021.80
  4. Step 4: Simplify right side
    349,921,855.40x = 180,990,092,710,986,688
  5. Step 5: Solve for x
    x = 180,990,092,710,986,688/349,921,855.40
  6. Step 6: Final answer
    x = 517,230,032.70

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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.