Home / 443,988,141.60-665,982,212.40-437,185,696.80

Finding the Fourth Proportional to 443,988,141.60, 665,982,212.40 and 437,185,696.80

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Solution

The fourth proportional to 443,988,141.60, 665,982,212.40 and 437,185,696.80 is: 655,778,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,988,141.60 : 665,982,212.40 = 437,185,696.80 : x
  2. Step 2: Convert to fraction form
    443,988,141.60/665,982,212.40 = 437,185,696.80/x
  3. Step 3: Cross multiply
    443,988,141.60x = 665,982,212.40 × 437,185,696.80
  4. Step 4: Simplify right side
    443,988,141.60x = 291,157,897,584,499,584
  5. Step 5: Solve for x
    x = 291,157,897,584,499,584/443,988,141.60
  6. Step 6: Final answer
    x = 655,778,545.20

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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.