Home / 263,495,686.68-363,619,608.24-146,020,777.56

Finding the Fourth Proportional to 263,495,686.68, 363,619,608.24 and 146,020,777.56

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Solution

The fourth proportional to 263,495,686.68, 363,619,608.24 and 146,020,777.56 is: 201,506,212.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,495,686.68 : 363,619,608.24 = 146,020,777.56 : x
  2. Step 2: Convert to fraction form
    263,495,686.68/363,619,608.24 = 146,020,777.56/x
  3. Step 3: Cross multiply
    263,495,686.68x = 363,619,608.24 × 146,020,777.56
  4. Step 4: Simplify right side
    263,495,686.68x = 53,096,017,931,267,384
  5. Step 5: Solve for x
    x = 53,096,017,931,267,384/263,495,686.68
  6. Step 6: Final answer
    x = 201,506,212.87

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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.