Home / 74,971,288.57-112,468,913.63-23,143,709.09

Finding the Fourth Proportional to 74,971,288.57, 112,468,913.63 and 23,143,709.09

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Solution

The fourth proportional to 74,971,288.57, 112,468,913.63 and 23,143,709.09 is: 34,719,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,971,288.57 : 112,468,913.63 = 23,143,709.09 : x
  2. Step 2: Convert to fraction form
    74,971,288.57/112,468,913.63 = 23,143,709.09/x
  3. Step 3: Cross multiply
    74,971,288.57x = 112,468,913.63 × 23,143,709.09
  4. Step 4: Simplify right side
    74,971,288.57x = 2,602,947,818,605,460.50
  5. Step 5: Solve for x
    x = 2,602,947,818,605,460.50/74,971,288.57
  6. Step 6: Final answer
    x = 34,719,262.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.