Home / 110,638,300.80-165,957,451.20-53,242,672.80

Finding the Fourth Proportional to 110,638,300.80, 165,957,451.20 and 53,242,672.80

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Solution

The fourth proportional to 110,638,300.80, 165,957,451.20 and 53,242,672.80 is: 79,864,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,638,300.80 : 165,957,451.20 = 53,242,672.80 : x
  2. Step 2: Convert to fraction form
    110,638,300.80/165,957,451.20 = 53,242,672.80/x
  3. Step 3: Cross multiply
    110,638,300.80x = 165,957,451.20 × 53,242,672.80
  4. Step 4: Simplify right side
    110,638,300.80x = 8,836,018,272,963,566
  5. Step 5: Solve for x
    x = 8,836,018,272,963,566/110,638,300.80
  6. Step 6: Final answer
    x = 79,864,009.20

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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.