Home / 351,769,969.20-527,654,953.80-157,475,139.60

Finding the Fourth Proportional to 351,769,969.20, 527,654,953.80 and 157,475,139.60

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Solution

The fourth proportional to 351,769,969.20, 527,654,953.80 and 157,475,139.60 is: 236,212,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,769,969.20 : 527,654,953.80 = 157,475,139.60 : x
  2. Step 2: Convert to fraction form
    351,769,969.20/527,654,953.80 = 157,475,139.60/x
  3. Step 3: Cross multiply
    351,769,969.20x = 527,654,953.80 × 157,475,139.60
  4. Step 4: Simplify right side
    351,769,969.20x = 83,092,537,510,286,544
  5. Step 5: Solve for x
    x = 83,092,537,510,286,544/351,769,969.20
  6. Step 6: Final answer
    x = 236,212,709.40

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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.