Home / 145,012,371.81-217,516,423.29-35,837,536.85

Finding the Fourth Proportional to 145,012,371.81, 217,516,423.29 and 35,837,536.85

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Solution

The fourth proportional to 145,012,371.81, 217,516,423.29 and 35,837,536.85 is: 53,755,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,012,371.81 : 217,516,423.29 = 35,837,536.85 : x
  2. Step 2: Convert to fraction form
    145,012,371.81/217,516,423.29 = 35,837,536.85/x
  3. Step 3: Cross multiply
    145,012,371.81x = 217,516,423.29 × 35,837,536.85
  4. Step 4: Simplify right side
    145,012,371.81x = 7,795,252,834,047,991
  5. Step 5: Solve for x
    x = 7,795,252,834,047,991/145,012,371.81
  6. Step 6: Final answer
    x = 53,755,777.78

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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.