Home / 118,173,554.66-163,106,715.22-69,296,729.06

Finding the Fourth Proportional to 118,173,554.66, 163,106,715.22 and 69,296,729.06

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Solution

The fourth proportional to 118,173,554.66, 163,106,715.22 and 69,296,729.06 is: 95,645,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173,554.66 : 163,106,715.22 = 69,296,729.06 : x
  2. Step 2: Convert to fraction form
    118,173,554.66/163,106,715.22 = 69,296,729.06/x
  3. Step 3: Cross multiply
    118,173,554.66x = 163,106,715.22 × 69,296,729.06
  4. Step 4: Simplify right side
    118,173,554.66x = 11,302,761,852,466,918
  5. Step 5: Solve for x
    x = 11,302,761,852,466,918/118,173,554.66
  6. Step 6: Final answer
    x = 95,645,441.87

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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.