Home / 109,581,043.51-151,219,969.50-59,344,854.45

Finding the Fourth Proportional to 109,581,043.51, 151,219,969.50 and 59,344,854.45

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Solution

The fourth proportional to 109,581,043.51, 151,219,969.50 and 59,344,854.45 is: 81,894,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,581,043.51 : 151,219,969.50 = 59,344,854.45 : x
  2. Step 2: Convert to fraction form
    109,581,043.51/151,219,969.50 = 59,344,854.45/x
  3. Step 3: Cross multiply
    109,581,043.51x = 151,219,969.50 × 59,344,854.45
  4. Step 4: Simplify right side
    109,581,043.51x = 8,974,127,079,910,940
  5. Step 5: Solve for x
    x = 8,974,127,079,910,940/109,581,043.51
  6. Step 6: Final answer
    x = 81,894,886.13

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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.