Home / 161,938,092.80-223,480,149.12-88,599,238.40

Finding the Fourth Proportional to 161,938,092.80, 223,480,149.12 and 88,599,238.40

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Solution

The fourth proportional to 161,938,092.80, 223,480,149.12 and 88,599,238.40 is: 122,270,002.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,938,092.80 : 223,480,149.12 = 88,599,238.40 : x
  2. Step 2: Convert to fraction form
    161,938,092.80/223,480,149.12 = 88,599,238.40/x
  3. Step 3: Cross multiply
    161,938,092.80x = 223,480,149.12 × 88,599,238.40
  4. Step 4: Simplify right side
    161,938,092.80x = 19,800,171,009,550,432
  5. Step 5: Solve for x
    x = 19,800,171,009,550,432/161,938,092.80
  6. Step 6: Final answer
    x = 122,270,002.49

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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.