Home / 231,194,565.39-346,549,090.01-77,787,362.91

Finding the Fourth Proportional to 231,194,565.39, 346,549,090.01 and 77,787,362.91

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Solution

The fourth proportional to 231,194,565.39, 346,549,090.01 and 77,787,362.91 is: 116,599,366.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,194,565.39 : 346,549,090.01 = 77,787,362.91 : x
  2. Step 2: Convert to fraction form
    231,194,565.39/346,549,090.01 = 77,787,362.91/x
  3. Step 3: Cross multiply
    231,194,565.39x = 346,549,090.01 × 77,787,362.91
  4. Step 4: Simplify right side
    231,194,565.39x = 26,957,139,830,349,188
  5. Step 5: Solve for x
    x = 26,957,139,830,349,188/231,194,565.39
  6. Step 6: Final answer
    x = 116,599,366.36

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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.