Home / 140,626,625,875.73-194,081,380,657.49-83,534,161,937.93

Finding the Fourth Proportional to 140,626,625,875.73, 194,081,380,657.49 and 83,534,161,937.93

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Solution

The fourth proportional to 140,626,625,875.73, 194,081,380,657.49 and 83,534,161,937.93 is: 115,287,026,052.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,626,625,875.73 : 194,081,380,657.49 = 83,534,161,937.93 : x
  2. Step 2: Convert to fraction form
    140,626,625,875.73/194,081,380,657.49 = 83,534,161,937.93/x
  3. Step 3: Cross multiply
    140,626,625,875.73x = 194,081,380,657.49 × 83,534,161,937.93
  4. Step 4: Simplify right side
    140,626,625,875.73x = 16,212,425,480,978,833,604,608
  5. Step 5: Solve for x
    x = 16,212,425,480,978,833,604,608/140,626,625,875.73
  6. Step 6: Final answer
    x = 115,287,026,052.28

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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.