Home / 66,606,905.24-99,755,160.34-64,768,119.38

Finding the Fourth Proportional to 66,606,905.24, 99,755,160.34 and 64,768,119.38

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Solution

The fourth proportional to 66,606,905.24, 99,755,160.34 and 64,768,119.38 is: 97,001,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,606,905.24 : 99,755,160.34 = 64,768,119.38 : x
  2. Step 2: Convert to fraction form
    66,606,905.24/99,755,160.34 = 64,768,119.38/x
  3. Step 3: Cross multiply
    66,606,905.24x = 99,755,160.34 × 64,768,119.38
  4. Step 4: Simplify right side
    66,606,905.24x = 6,460,954,133,672,162
  5. Step 5: Solve for x
    x = 6,460,954,133,672,162/66,606,905.24
  6. Step 6: Final answer
    x = 97,001,266.02

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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.