Home / 528,345,654.03-791,829,060.92-295,166,947.21

Finding the Fourth Proportional to 528,345,654.03, 791,829,060.92 and 295,166,947.21

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Solution

The fourth proportional to 528,345,654.03, 791,829,060.92 and 295,166,947.21 is: 442,365,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,345,654.03 : 791,829,060.92 = 295,166,947.21 : x
  2. Step 2: Convert to fraction form
    528,345,654.03/791,829,060.92 = 295,166,947.21/x
  3. Step 3: Cross multiply
    528,345,654.03x = 791,829,060.92 × 295,166,947.21
  4. Step 4: Simplify right side
    528,345,654.03x = 233,721,766,620,462,080
  5. Step 5: Solve for x
    x = 233,721,766,620,462,080/528,345,654.03
  6. Step 6: Final answer
    x = 442,365,267.58

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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.