Home / 349,768,046.70-524,833,647.57-142,658,403.66

Finding the Fourth Proportional to 349,768,046.70, 524,833,647.57 and 142,658,403.66

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Solution

The fourth proportional to 349,768,046.70, 524,833,647.57 and 142,658,403.66 is: 214,061,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,768,046.70 : 524,833,647.57 = 142,658,403.66 : x
  2. Step 2: Convert to fraction form
    349,768,046.70/524,833,647.57 = 142,658,403.66/x
  3. Step 3: Cross multiply
    349,768,046.70x = 524,833,647.57 × 142,658,403.66
  4. Step 4: Simplify right side
    349,768,046.70x = 74,871,930,349,391,232
  5. Step 5: Solve for x
    x = 74,871,930,349,391,232/349,768,046.70
  6. Step 6: Final answer
    x = 214,061,664.74

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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.