Home / 117,338,350.40-176,175,487.20-66,320,014.40

Finding the Fourth Proportional to 117,338,350.40, 176,175,487.20 and 66,320,014.40

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Solution

The fourth proportional to 117,338,350.40, 176,175,487.20 and 66,320,014.40 is: 99,574,954.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,338,350.40 : 176,175,487.20 = 66,320,014.40 : x
  2. Step 2: Convert to fraction form
    117,338,350.40/176,175,487.20 = 66,320,014.40/x
  3. Step 3: Cross multiply
    117,338,350.40x = 176,175,487.20 × 66,320,014.40
  4. Step 4: Simplify right side
    117,338,350.40x = 11,683,960,848,031,014
  5. Step 5: Solve for x
    x = 11,683,960,848,031,014/117,338,350.40
  6. Step 6: Final answer
    x = 99,574,954.04

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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.