Home / 132,991,448.88-183,526,461.12-74,255,113.76

Finding the Fourth Proportional to 132,991,448.88, 183,526,461.12 and 74,255,113.76

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Solution

The fourth proportional to 132,991,448.88, 183,526,461.12 and 74,255,113.76 is: 102,471,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,991,448.88 : 183,526,461.12 = 74,255,113.76 : x
  2. Step 2: Convert to fraction form
    132,991,448.88/183,526,461.12 = 74,255,113.76/x
  3. Step 3: Cross multiply
    132,991,448.88x = 183,526,461.12 × 74,255,113.76
  4. Step 4: Simplify right side
    132,991,448.88x = 13,627,778,248,435,818
  5. Step 5: Solve for x
    x = 13,627,778,248,435,818/132,991,448.88
  6. Step 6: Final answer
    x = 102,471,086.40

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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.