Home / 651,114,824.40-976,672,236.60-220,293,320.40

Finding the Fourth Proportional to 651,114,824.40, 976,672,236.60 and 220,293,320.40

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Solution

The fourth proportional to 651,114,824.40, 976,672,236.60 and 220,293,320.40 is: 330,439,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,114,824.40 : 976,672,236.60 = 220,293,320.40 : x
  2. Step 2: Convert to fraction form
    651,114,824.40/976,672,236.60 = 220,293,320.40/x
  3. Step 3: Cross multiply
    651,114,824.40x = 976,672,236.60 × 220,293,320.40
  4. Step 4: Simplify right side
    651,114,824.40x = 215,154,369,943,108,416
  5. Step 5: Solve for x
    x = 215,154,369,943,108,416/651,114,824.40
  6. Step 6: Final answer
    x = 330,439,980.60

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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.