Home / 170,754,489.28-235,641,271.44-92,438,040.16

Finding the Fourth Proportional to 170,754,489.28, 235,641,271.44 and 92,438,040.16

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Solution

The fourth proportional to 170,754,489.28, 235,641,271.44 and 92,438,040.16 is: 127,564,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,754,489.28 : 235,641,271.44 = 92,438,040.16 : x
  2. Step 2: Convert to fraction form
    170,754,489.28/235,641,271.44 = 92,438,040.16/x
  3. Step 3: Cross multiply
    170,754,489.28x = 235,641,271.44 × 92,438,040.16
  4. Step 4: Simplify right side
    170,754,489.28x = 21,782,217,312,724,180
  5. Step 5: Solve for x
    x = 21,782,217,312,724,180/170,754,489.28
  6. Step 6: Final answer
    x = 127,564,536.69

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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.