Home / 471,514,503.39-707,377,782.47-143,962,614.51

Finding the Fourth Proportional to 471,514,503.39, 707,377,782.47 and 143,962,614.51

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Solution

The fourth proportional to 471,514,503.39, 707,377,782.47 and 143,962,614.51 is: 215,976,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,514,503.39 : 707,377,782.47 = 143,962,614.51 : x
  2. Step 2: Convert to fraction form
    471,514,503.39/707,377,782.47 = 143,962,614.51/x
  3. Step 3: Cross multiply
    471,514,503.39x = 707,377,782.47 × 143,962,614.51
  4. Step 4: Simplify right side
    471,514,503.39x = 101,835,955,009,947,424
  5. Step 5: Solve for x
    x = 101,835,955,009,947,424/471,514,503.39
  6. Step 6: Final answer
    x = 215,976,294.00

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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.