Home / 286,216,681.73-429,393,519.42-92,146,238.33

Finding the Fourth Proportional to 286,216,681.73, 429,393,519.42 and 92,146,238.33

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Solution

The fourth proportional to 286,216,681.73, 429,393,519.42 and 92,146,238.33 is: 138,241,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,216,681.73 : 429,393,519.42 = 92,146,238.33 : x
  2. Step 2: Convert to fraction form
    286,216,681.73/429,393,519.42 = 92,146,238.33/x
  3. Step 3: Cross multiply
    286,216,681.73x = 429,393,519.42 × 92,146,238.33
  4. Step 4: Simplify right side
    286,216,681.73x = 39,566,997,577,832,808
  5. Step 5: Solve for x
    x = 39,566,997,577,832,808/286,216,681.73
  6. Step 6: Final answer
    x = 138,241,409.76

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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.