Home / 132,046,421-182,220,510.66-79,153,008.44

Finding the Fourth Proportional to 132,046,421, 182,220,510.66 and 79,153,008.44

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Solution

The fourth proportional to 132,046,421, 182,220,510.66 and 79,153,008.44 is: 109,229,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,046,421 : 182,220,510.66 = 79,153,008.44 : x
  2. Step 2: Convert to fraction form
    132,046,421/182,220,510.66 = 79,153,008.44/x
  3. Step 3: Cross multiply
    132,046,421x = 182,220,510.66 × 79,153,008.44
  4. Step 4: Simplify right side
    132,046,421x = 14,423,301,618,212,090
  5. Step 5: Solve for x
    x = 14,423,301,618,212,090/132,046,421
  6. Step 6: Final answer
    x = 109,229,023.47

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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.