Home / 256,030,409.46-384,046,610.58-61,941,513.18

Finding the Fourth Proportional to 256,030,409.46, 384,046,610.58 and 61,941,513.18

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Solution

The fourth proportional to 256,030,409.46, 384,046,610.58 and 61,941,513.18 is: 92,912,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,030,409.46 : 384,046,610.58 = 61,941,513.18 : x
  2. Step 2: Convert to fraction form
    256,030,409.46/384,046,610.58 = 61,941,513.18/x
  3. Step 3: Cross multiply
    256,030,409.46x = 384,046,610.58 × 61,941,513.18
  4. Step 4: Simplify right side
    256,030,409.46x = 23,788,428,190,975,396
  5. Step 5: Solve for x
    x = 23,788,428,190,975,396/256,030,409.46
  6. Step 6: Final answer
    x = 92,912,510.83

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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.