Home / 242,873,781.60-364,310,672.40-70,356,223.20

Finding the Fourth Proportional to 242,873,781.60, 364,310,672.40 and 70,356,223.20

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Solution

The fourth proportional to 242,873,781.60, 364,310,672.40 and 70,356,223.20 is: 105,534,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,873,781.60 : 364,310,672.40 = 70,356,223.20 : x
  2. Step 2: Convert to fraction form
    242,873,781.60/364,310,672.40 = 70,356,223.20/x
  3. Step 3: Cross multiply
    242,873,781.60x = 364,310,672.40 × 70,356,223.20
  4. Step 4: Simplify right side
    242,873,781.60x = 25,631,522,981,516,480
  5. Step 5: Solve for x
    x = 25,631,522,981,516,480/242,873,781.60
  6. Step 6: Final answer
    x = 105,534,334.80

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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.