Home / 81,823,419.01-112,918,709.87-44,656,084.67

Finding the Fourth Proportional to 81,823,419.01, 112,918,709.87 and 44,656,084.67

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Solution

The fourth proportional to 81,823,419.01, 112,918,709.87 and 44,656,084.67 is: 61,626,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,419.01 : 112,918,709.87 = 44,656,084.67 : x
  2. Step 2: Convert to fraction form
    81,823,419.01/112,918,709.87 = 44,656,084.67/x
  3. Step 3: Cross multiply
    81,823,419.01x = 112,918,709.87 × 44,656,084.67
  4. Step 4: Simplify right side
    81,823,419.01x = 5,042,507,468,328,931
  5. Step 5: Solve for x
    x = 5,042,507,468,328,931/81,823,419.01
  6. Step 6: Final answer
    x = 61,626,702.10

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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.