Home / 93,104,679.88-128,488,444.50-51,851,572.12

Finding the Fourth Proportional to 93,104,679.88, 128,488,444.50 and 51,851,572.12

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Solution

The fourth proportional to 93,104,679.88, 128,488,444.50 and 51,851,572.12 is: 71,557,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,104,679.88 : 128,488,444.50 = 51,851,572.12 : x
  2. Step 2: Convert to fraction form
    93,104,679.88/128,488,444.50 = 51,851,572.12/x
  3. Step 3: Cross multiply
    93,104,679.88x = 128,488,444.50 × 51,851,572.12
  4. Step 4: Simplify right side
    93,104,679.88x = 6,662,327,846,578,367
  5. Step 5: Solve for x
    x = 6,662,327,846,578,367/93,104,679.88
  6. Step 6: Final answer
    x = 71,557,389.54

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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.