Home / 106,121,121.72-146,453,823.14-64,308,848.01

Finding the Fourth Proportional to 106,121,121.72, 146,453,823.14 and 64,308,848.01

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Solution

The fourth proportional to 106,121,121.72, 146,453,823.14 and 64,308,848.01 is: 88,750,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,121,121.72 : 146,453,823.14 = 64,308,848.01 : x
  2. Step 2: Convert to fraction form
    106,121,121.72/146,453,823.14 = 64,308,848.01/x
  3. Step 3: Cross multiply
    106,121,121.72x = 146,453,823.14 × 64,308,848.01
  4. Step 4: Simplify right side
    106,121,121.72x = 9,418,276,652,472,136
  5. Step 5: Solve for x
    x = 9,418,276,652,472,136/106,121,121.72
  6. Step 6: Final answer
    x = 88,750,255.37

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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.