Home / 170,686,928.61-256,031,057.16-41,294,331.12

Finding the Fourth Proportional to 170,686,928.61, 256,031,057.16 and 41,294,331.12

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Solution

The fourth proportional to 170,686,928.61, 256,031,057.16 and 41,294,331.12 is: 61,941,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,686,928.61 : 256,031,057.16 = 41,294,331.12 : x
  2. Step 2: Convert to fraction form
    170,686,928.61/256,031,057.16 = 41,294,331.12/x
  3. Step 3: Cross multiply
    170,686,928.61x = 256,031,057.16 × 41,294,331.12
  4. Step 4: Simplify right side
    170,686,928.61x = 10,572,631,251,368,686
  5. Step 5: Solve for x
    x = 10,572,631,251,368,686/170,686,928.61
  6. Step 6: Final answer
    x = 61,941,657.38

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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.