Home / 99,885,729.60-149,838,573.60-27,103,665.60

Finding the Fourth Proportional to 99,885,729.60, 149,838,573.60 and 27,103,665.60

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Solution

The fourth proportional to 99,885,729.60, 149,838,573.60 and 27,103,665.60 is: 40,658,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,729.60 : 149,838,573.60 = 27,103,665.60 : x
  2. Step 2: Convert to fraction form
    99,885,729.60/149,838,573.60 = 27,103,665.60/x
  3. Step 3: Cross multiply
    99,885,729.60x = 149,838,573.60 × 27,103,665.60
  4. Step 4: Simplify right side
    99,885,729.60x = 4,061,174,592,835,388
  5. Step 5: Solve for x
    x = 4,061,174,592,835,388/99,885,729.60
  6. Step 6: Final answer
    x = 40,658,206.22

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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.