Home / 262,838,037.10-394,284,098.85-99,213,613.42

Finding the Fourth Proportional to 262,838,037.10, 394,284,098.85 and 99,213,613.42

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Solution

The fourth proportional to 262,838,037.10, 394,284,098.85 and 99,213,613.42 is: 148,830,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,838,037.10 : 394,284,098.85 = 99,213,613.42 : x
  2. Step 2: Convert to fraction form
    262,838,037.10/394,284,098.85 = 99,213,613.42/x
  3. Step 3: Cross multiply
    262,838,037.10x = 394,284,098.85 × 99,213,613.42
  4. Step 4: Simplify right side
    262,838,037.10x = 39,118,350,160,956,968
  5. Step 5: Solve for x
    x = 39,118,350,160,956,968/262,838,037.10
  6. Step 6: Final answer
    x = 148,830,628.14

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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.