Home / 471,837,291.60-707,642,395.19-144,315,632.52

Finding the Fourth Proportional to 471,837,291.60, 707,642,395.19 and 144,315,632.52

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Solution

The fourth proportional to 471,837,291.60, 707,642,395.19 and 144,315,632.52 is: 216,438,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,837,291.60 : 707,642,395.19 = 144,315,632.52 : x
  2. Step 2: Convert to fraction form
    471,837,291.60/707,642,395.19 = 144,315,632.52/x
  3. Step 3: Cross multiply
    471,837,291.60x = 707,642,395.19 × 144,315,632.52
  4. Step 4: Simplify right side
    471,837,291.60x = 102,123,859,862,285,936
  5. Step 5: Solve for x
    x = 102,123,859,862,285,936/471,837,291.60
  6. Step 6: Final answer
    x = 216,438,720.89

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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.