Home / 106,702,634.50-147,168,393.08-91,843,248.89

Finding the Fourth Proportional to 106,702,634.50, 147,168,393.08 and 91,843,248.89

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Solution

The fourth proportional to 106,702,634.50, 147,168,393.08 and 91,843,248.89 is: 126,673,754.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,702,634.50 : 147,168,393.08 = 91,843,248.89 : x
  2. Step 2: Convert to fraction form
    106,702,634.50/147,168,393.08 = 91,843,248.89/x
  3. Step 3: Cross multiply
    106,702,634.50x = 147,168,393.08 × 91,843,248.89
  4. Step 4: Simplify right side
    106,702,634.50x = 13,516,423,354,985,324
  5. Step 5: Solve for x
    x = 13,516,423,354,985,324/106,702,634.50
  6. Step 6: Final answer
    x = 126,673,754.76

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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.