Home / 1,227,205,177.95-1,841,066,297.43-398,094,081.48

Finding the Fourth Proportional to 1,227,205,177.95, 1,841,066,297.43 and 398,094,081.48

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Solution

The fourth proportional to 1,227,205,177.95, 1,841,066,297.43 and 398,094,081.48 is: 597,224,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,205,177.95 : 1,841,066,297.43 = 398,094,081.48 : x
  2. Step 2: Convert to fraction form
    1,227,205,177.95/1,841,066,297.43 = 398,094,081.48/x
  3. Step 3: Cross multiply
    1,227,205,177.95x = 1,841,066,297.43 × 398,094,081.48
  4. Step 4: Simplify right side
    1,227,205,177.95x = 732,917,596,619,180,416
  5. Step 5: Solve for x
    x = 732,917,596,619,180,416/1,227,205,177.95
  6. Step 6: Final answer
    x = 597,224,987.14

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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.