Home / 161,817,374,919.54-223,308,455,149.98-89,564,458,144.26

Finding the Fourth Proportional to 161,817,374,919.54, 223,308,455,149.98 and 89,564,458,144.26

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Solution

The fourth proportional to 161,817,374,919.54, 223,308,455,149.98 and 89,564,458,144.26 is: 123,599,216,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,817,374,919.54 : 223,308,455,149.98 = 89,564,458,144.26 : x
  2. Step 2: Convert to fraction form
    161,817,374,919.54/223,308,455,149.98 = 89,564,458,144.26/x
  3. Step 3: Cross multiply
    161,817,374,919.54x = 223,308,455,149.98 × 89,564,458,144.26
  4. Step 4: Simplify right side
    161,817,374,919.54x = 20,000,500,784,539,744,862,208
  5. Step 5: Solve for x
    x = 20,000,500,784,539,744,862,208/161,817,374,919.54
  6. Step 6: Final answer
    x = 123,599,216,675.49

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1.5x scale

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.