Home / 99,174,809.80-148,762,214.70-88,404,272.20

Finding the Fourth Proportional to 99,174,809.80, 148,762,214.70 and 88,404,272.20

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Solution

The fourth proportional to 99,174,809.80, 148,762,214.70 and 88,404,272.20 is: 132,606,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,174,809.80 : 148,762,214.70 = 88,404,272.20 : x
  2. Step 2: Convert to fraction form
    99,174,809.80/148,762,214.70 = 88,404,272.20/x
  3. Step 3: Cross multiply
    99,174,809.80x = 148,762,214.70 × 88,404,272.20
  4. Step 4: Simplify right side
    99,174,809.80x = 13,151,215,321,413,640
  5. Step 5: Solve for x
    x = 13,151,215,321,413,640/99,174,809.80
  6. Step 6: Final answer
    x = 132,606,408.30

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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.