Home / 135,936,740.70-203,905,111.05-38,895,614.10

Finding the Fourth Proportional to 135,936,740.70, 203,905,111.05 and 38,895,614.10

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Solution

The fourth proportional to 135,936,740.70, 203,905,111.05 and 38,895,614.10 is: 58,343,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,936,740.70 : 203,905,111.05 = 38,895,614.10 : x
  2. Step 2: Convert to fraction form
    135,936,740.70/203,905,111.05 = 38,895,614.10/x
  3. Step 3: Cross multiply
    135,936,740.70x = 203,905,111.05 × 38,895,614.10
  4. Step 4: Simplify right side
    135,936,740.70x = 7,931,014,512,418,447
  5. Step 5: Solve for x
    x = 7,931,014,512,418,447/135,936,740.70
  6. Step 6: Final answer
    x = 58,343,421.15

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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.