Home / 393,931,602.92-591,101,799.89-175,531,148.62

Finding the Fourth Proportional to 393,931,602.92, 591,101,799.89 and 175,531,148.62

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Solution

The fourth proportional to 393,931,602.92, 591,101,799.89 and 175,531,148.62 is: 263,387,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,931,602.92 : 591,101,799.89 = 175,531,148.62 : x
  2. Step 2: Convert to fraction form
    393,931,602.92/591,101,799.89 = 175,531,148.62/x
  3. Step 3: Cross multiply
    393,931,602.92x = 591,101,799.89 × 175,531,148.62
  4. Step 4: Simplify right side
    393,931,602.92x = 103,756,777,883,685,680
  5. Step 5: Solve for x
    x = 103,756,777,883,685,680/393,931,602.92
  6. Step 6: Final answer
    x = 263,387,799.08

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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.