Home / 242,558,599.60-363,837,899.40-89,172,917.20

Finding the Fourth Proportional to 242,558,599.60, 363,837,899.40 and 89,172,917.20

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Solution

The fourth proportional to 242,558,599.60, 363,837,899.40 and 89,172,917.20 is: 133,759,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,558,599.60 : 363,837,899.40 = 89,172,917.20 : x
  2. Step 2: Convert to fraction form
    242,558,599.60/363,837,899.40 = 89,172,917.20/x
  3. Step 3: Cross multiply
    242,558,599.60x = 363,837,899.40 × 89,172,917.20
  4. Step 4: Simplify right side
    242,558,599.60x = 32,444,486,877,418,128
  5. Step 5: Solve for x
    x = 32,444,486,877,418,128/242,558,599.60
  6. Step 6: Final answer
    x = 133,759,375.80

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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.