Home / 161,386,416.51-242,110,314.87-111,740,600.70

Finding the Fourth Proportional to 161,386,416.51, 242,110,314.87 and 111,740,600.70

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Solution

The fourth proportional to 161,386,416.51, 242,110,314.87 and 111,740,600.70 is: 167,632,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,386,416.51 : 242,110,314.87 = 111,740,600.70 : x
  2. Step 2: Convert to fraction form
    161,386,416.51/242,110,314.87 = 111,740,600.70/x
  3. Step 3: Cross multiply
    161,386,416.51x = 242,110,314.87 × 111,740,600.70
  4. Step 4: Simplify right side
    161,386,416.51x = 27,053,552,018,820,916
  5. Step 5: Solve for x
    x = 27,053,552,018,820,916/161,386,416.51
  6. Step 6: Final answer
    x = 167,632,150.24

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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.