Home / 170,878,427.75-235,813,362.53-92,561,981.24

Finding the Fourth Proportional to 170,878,427.75, 235,813,362.53 and 92,561,981.24

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Solution

The fourth proportional to 170,878,427.75, 235,813,362.53 and 92,561,981.24 is: 127,736,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,878,427.75 : 235,813,362.53 = 92,561,981.24 : x
  2. Step 2: Convert to fraction form
    170,878,427.75/235,813,362.53 = 92,561,981.24/x
  3. Step 3: Cross multiply
    170,878,427.75x = 235,813,362.53 × 92,561,981.24
  4. Step 4: Simplify right side
    170,878,427.75x = 21,827,352,038,769,904
  5. Step 5: Solve for x
    x = 21,827,352,038,769,904/170,878,427.75
  6. Step 6: Final answer
    x = 127,736,147.42

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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.