Home / 613,127,224.20-845,989,262.18-352,316,451.72

Finding the Fourth Proportional to 613,127,224.20, 845,989,262.18 and 352,316,451.72

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Solution

The fourth proportional to 613,127,224.20, 845,989,262.18 and 352,316,451.72 is: 486,124,124.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,127,224.20 : 845,989,262.18 = 352,316,451.72 : x
  2. Step 2: Convert to fraction form
    613,127,224.20/845,989,262.18 = 352,316,451.72/x
  3. Step 3: Cross multiply
    613,127,224.20x = 845,989,262.18 × 352,316,451.72
  4. Step 4: Simplify right side
    613,127,224.20x = 298,055,935,044,478,400
  5. Step 5: Solve for x
    x = 298,055,935,044,478,400/613,127,224.20
  6. Step 6: Final answer
    x = 486,124,124.46

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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.