Home / 122,517,015.30-183,551,574.15-99,674,237.70

Finding the Fourth Proportional to 122,517,015.30, 183,551,574.15 and 99,674,237.70

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Solution

The fourth proportional to 122,517,015.30, 183,551,574.15 and 99,674,237.70 is: 149,329,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,517,015.30 : 183,551,574.15 = 99,674,237.70 : x
  2. Step 2: Convert to fraction form
    122,517,015.30/183,551,574.15 = 99,674,237.70/x
  3. Step 3: Cross multiply
    122,517,015.30x = 183,551,574.15 × 99,674,237.70
  4. Step 4: Simplify right side
    122,517,015.30x = 18,295,363,232,036,276
  5. Step 5: Solve for x
    x = 18,295,363,232,036,276/122,517,015.30
  6. Step 6: Final answer
    x = 149,329,162.05

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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.