Home / 134,857,587.22-186,103,471.02-72,977,926.39

Finding the Fourth Proportional to 134,857,587.22, 186,103,471.02 and 72,977,926.39

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Solution

The fourth proportional to 134,857,587.22, 186,103,471.02 and 72,977,926.39 is: 100,709,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,857,587.22 : 186,103,471.02 = 72,977,926.39 : x
  2. Step 2: Convert to fraction form
    134,857,587.22/186,103,471.02 = 72,977,926.39/x
  3. Step 3: Cross multiply
    134,857,587.22x = 186,103,471.02 × 72,977,926.39
  4. Step 4: Simplify right side
    134,857,587.22x = 13,581,445,408,282,134
  5. Step 5: Solve for x
    x = 13,581,445,408,282,134/134,857,587.22
  6. Step 6: Final answer
    x = 100,709,538.77

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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.