Home / 170,427,807.15-255,641,710.73-105,804,581.55

Finding the Fourth Proportional to 170,427,807.15, 255,641,710.73 and 105,804,581.55

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Solution

The fourth proportional to 170,427,807.15, 255,641,710.73 and 105,804,581.55 is: 158,706,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,427,807.15 : 255,641,710.73 = 105,804,581.55 : x
  2. Step 2: Convert to fraction form
    170,427,807.15/255,641,710.73 = 105,804,581.55/x
  3. Step 3: Cross multiply
    170,427,807.15x = 255,641,710.73 × 105,804,581.55
  4. Step 4: Simplify right side
    170,427,807.15x = 27,048,064,230,513,792
  5. Step 5: Solve for x
    x = 27,048,064,230,513,792/170,427,807.15
  6. Step 6: Final answer
    x = 158,706,872.33

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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.