Home / 651,648,145.20-977,212,402.20-214,827,262.80

Finding the Fourth Proportional to 651,648,145.20, 977,212,402.20 and 214,827,262.80

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Solution

The fourth proportional to 651,648,145.20, 977,212,402.20 and 214,827,262.80 is: 322,155,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,648,145.20 : 977,212,402.20 = 214,827,262.80 : x
  2. Step 2: Convert to fraction form
    651,648,145.20/977,212,402.20 = 214,827,262.80/x
  3. Step 3: Cross multiply
    651,648,145.20x = 977,212,402.20 × 214,827,262.80
  4. Step 4: Simplify right side
    651,648,145.20x = 209,931,865,538,838,720
  5. Step 5: Solve for x
    x = 209,931,865,538,838,720/651,648,145.20
  6. Step 6: Final answer
    x = 322,155,241.42

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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.