Home / 82,811,243.80-124,123,553.70-39,701,099.80

Finding the Fourth Proportional to 82,811,243.80, 124,123,553.70 and 39,701,099.80

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Solution

The fourth proportional to 82,811,243.80, 124,123,553.70 and 39,701,099.80 is: 59,506,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,243.80 : 124,123,553.70 = 39,701,099.80 : x
  2. Step 2: Convert to fraction form
    82,811,243.80/124,123,553.70 = 39,701,099.80/x
  3. Step 3: Cross multiply
    82,811,243.80x = 124,123,553.70 × 39,701,099.80
  4. Step 4: Simplify right side
    82,811,243.80x = 4,927,841,592,974,359
  5. Step 5: Solve for x
    x = 4,927,841,592,974,359/82,811,243.80
  6. Step 6: Final answer
    x = 59,506,914.36

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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.