Home / 502,014,337.85-753,021,506.78-355,655,486.45

Finding the Fourth Proportional to 502,014,337.85, 753,021,506.78 and 355,655,486.45

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Solution

The fourth proportional to 502,014,337.85, 753,021,506.78 and 355,655,486.45 is: 533,483,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,014,337.85 : 753,021,506.78 = 355,655,486.45 : x
  2. Step 2: Convert to fraction form
    502,014,337.85/753,021,506.78 = 355,655,486.45/x
  3. Step 3: Cross multiply
    502,014,337.85x = 753,021,506.78 × 355,655,486.45
  4. Step 4: Simplify right side
    502,014,337.85x = 267,816,230,299,374,592
  5. Step 5: Solve for x
    x = 267,816,230,299,374,592/502,014,337.85
  6. Step 6: Final answer
    x = 533,483,229.68

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Similar ratio
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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.