Home / 242,571,824.25-363,817,874.65-87,093,445.29

Finding the Fourth Proportional to 242,571,824.25, 363,817,874.65 and 87,093,445.29

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Solution

The fourth proportional to 242,571,824.25, 363,817,874.65 and 87,093,445.29 is: 130,625,855.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,571,824.25 : 363,817,874.65 = 87,093,445.29 : x
  2. Step 2: Convert to fraction form
    242,571,824.25/363,817,874.65 = 87,093,445.29/x
  3. Step 3: Cross multiply
    242,571,824.25x = 363,817,874.65 × 87,093,445.29
  4. Step 4: Simplify right side
    242,571,824.25x = 31,686,152,161,353,852
  5. Step 5: Solve for x
    x = 31,686,152,161,353,852/242,571,824.25
  6. Step 6: Final answer
    x = 130,625,855.91

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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.