Home / 141,419,097.40-195,175,343.90-85,662,881.83

Finding the Fourth Proportional to 141,419,097.40, 195,175,343.90 and 85,662,881.83

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Solution

The fourth proportional to 141,419,097.40, 195,175,343.90 and 85,662,881.83 is: 118,225,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,419,097.40 : 195,175,343.90 = 85,662,881.83 : x
  2. Step 2: Convert to fraction form
    141,419,097.40/195,175,343.90 = 85,662,881.83/x
  3. Step 3: Cross multiply
    141,419,097.40x = 195,175,343.90 × 85,662,881.83
  4. Step 4: Simplify right side
    141,419,097.40x = 16,719,282,420,635,312
  5. Step 5: Solve for x
    x = 16,719,282,420,635,312/141,419,097.40
  6. Step 6: Final answer
    x = 118,225,068.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.