Home / 145,823,446.26-218,756,919.51-53,700,101.01

Finding the Fourth Proportional to 145,823,446.26, 218,756,919.51 and 53,700,101.01

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Solution

The fourth proportional to 145,823,446.26, 218,756,919.51 and 53,700,101.01 is: 80,558,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,823,446.26 : 218,756,919.51 = 53,700,101.01 : x
  2. Step 2: Convert to fraction form
    145,823,446.26/218,756,919.51 = 53,700,101.01/x
  3. Step 3: Cross multiply
    145,823,446.26x = 218,756,919.51 × 53,700,101.01
  4. Step 4: Simplify right side
    145,823,446.26x = 11,747,268,674,323,438
  5. Step 5: Solve for x
    x = 11,747,268,674,323,438/145,823,446.26
  6. Step 6: Final answer
    x = 80,558,161.09

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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.