Home / 42,882,348.70-64,323,523.05-40,047,996.70

Finding the Fourth Proportional to 42,882,348.70, 64,323,523.05 and 40,047,996.70

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Solution

The fourth proportional to 42,882,348.70, 64,323,523.05 and 40,047,996.70 is: 60,071,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,882,348.70 : 64,323,523.05 = 40,047,996.70 : x
  2. Step 2: Convert to fraction form
    42,882,348.70/64,323,523.05 = 40,047,996.70/x
  3. Step 3: Cross multiply
    42,882,348.70x = 64,323,523.05 × 40,047,996.70
  4. Step 4: Simplify right side
    42,882,348.70x = 2,576,028,238,838,774
  5. Step 5: Solve for x
    x = 2,576,028,238,838,774/42,882,348.70
  6. Step 6: Final answer
    x = 60,071,995.05

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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.