Home / 283,301,449.13-390,957,550.69-164,294,600.72

Finding the Fourth Proportional to 283,301,449.13, 390,957,550.69 and 164,294,600.72

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Solution

The fourth proportional to 283,301,449.13, 390,957,550.69 and 164,294,600.72 is: 226,727,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,301,449.13 : 390,957,550.69 = 164,294,600.72 : x
  2. Step 2: Convert to fraction form
    283,301,449.13/390,957,550.69 = 164,294,600.72/x
  3. Step 3: Cross multiply
    283,301,449.13x = 390,957,550.69 × 164,294,600.72
  4. Step 4: Simplify right side
    283,301,449.13x = 64,232,214,686,717,184
  5. Step 5: Solve for x
    x = 64,232,214,686,717,184/283,301,449.13
  6. Step 6: Final answer
    x = 226,727,448.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.