Home / 170,399,943.15-235,141,787.27-98,867,283.20

Finding the Fourth Proportional to 170,399,943.15, 235,141,787.27 and 98,867,283.20

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Solution

The fourth proportional to 170,399,943.15, 235,141,787.27 and 98,867,283.20 is: 136,430,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,399,943.15 : 235,141,787.27 = 98,867,283.20 : x
  2. Step 2: Convert to fraction form
    170,399,943.15/235,141,787.27 = 98,867,283.20/x
  3. Step 3: Cross multiply
    170,399,943.15x = 235,141,787.27 × 98,867,283.20
  4. Step 4: Simplify right side
    170,399,943.15x = 23,247,829,672,507,196
  5. Step 5: Solve for x
    x = 23,247,829,672,507,196/170,399,943.15
  6. Step 6: Final answer
    x = 136,430,970.83

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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.