Home / 140,427,664.20-210,642,152.40-49,551,253.20

Finding the Fourth Proportional to 140,427,664.20, 210,642,152.40 and 49,551,253.20

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Solution

The fourth proportional to 140,427,664.20, 210,642,152.40 and 49,551,253.20 is: 74,327,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,427,664.20 : 210,642,152.40 = 49,551,253.20 : x
  2. Step 2: Convert to fraction form
    140,427,664.20/210,642,152.40 = 49,551,253.20/x
  3. Step 3: Cross multiply
    140,427,664.20x = 210,642,152.40 × 49,551,253.20
  4. Step 4: Simplify right side
    140,427,664.20x = 10,437,582,628,165,388
  5. Step 5: Solve for x
    x = 10,437,582,628,165,388/140,427,664.20
  6. Step 6: Final answer
    x = 74,327,111.31

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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.