Home / 161,839,045.60-242,758,568.40-143,132,322.40

Finding the Fourth Proportional to 161,839,045.60, 242,758,568.40 and 143,132,322.40

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Solution

The fourth proportional to 161,839,045.60, 242,758,568.40 and 143,132,322.40 is: 214,698,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,839,045.60 : 242,758,568.40 = 143,132,322.40 : x
  2. Step 2: Convert to fraction form
    161,839,045.60/242,758,568.40 = 143,132,322.40/x
  3. Step 3: Cross multiply
    161,839,045.60x = 242,758,568.40 × 143,132,322.40
  4. Step 4: Simplify right side
    161,839,045.60x = 34,746,597,677,591,256
  5. Step 5: Solve for x
    x = 34,746,597,677,591,256/161,839,045.60
  6. Step 6: Final answer
    x = 214,698,483.60

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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.