Home / 85,740,391,283.82-128,625,239,090.97-35,348,278,177.50

Finding the Fourth Proportional to 85,740,391,283.82, 128,625,239,090.97 and 35,348,278,177.50

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Solution

The fourth proportional to 85,740,391,283.82, 128,625,239,090.97 and 35,348,278,177.50 is: 53,028,457,929.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,740,391,283.82 : 128,625,239,090.97 = 35,348,278,177.50 : x
  2. Step 2: Convert to fraction form
    85,740,391,283.82/128,625,239,090.97 = 35,348,278,177.50/x
  3. Step 3: Cross multiply
    85,740,391,283.82x = 128,625,239,090.97 × 35,348,278,177.50
  4. Step 4: Simplify right side
    85,740,391,283.82x = 4,546,680,732,035,055,091,712
  5. Step 5: Solve for x
    x = 4,546,680,732,035,055,091,712/85,740,391,283.82
  6. Step 6: Final answer
    x = 53,028,457,929.29

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1.5x scale

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.