Home / 153,400,685.22-229,260,486.96-111,988,768.86

Finding the Fourth Proportional to 153,400,685.22, 229,260,486.96 and 111,988,768.86

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Solution

The fourth proportional to 153,400,685.22, 229,260,486.96 and 111,988,768.86 is: 167,369,524.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,400,685.22 : 229,260,486.96 = 111,988,768.86 : x
  2. Step 2: Convert to fraction form
    153,400,685.22/229,260,486.96 = 111,988,768.86/x
  3. Step 3: Cross multiply
    153,400,685.22x = 229,260,486.96 × 111,988,768.86
  4. Step 4: Simplify right side
    153,400,685.22x = 25,674,599,682,894,484
  5. Step 5: Solve for x
    x = 25,674,599,682,894,484/153,400,685.22
  6. Step 6: Final answer
    x = 167,369,524.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.