Home / 140,205,443.02-210,120,172.82-109,118,635.72

Finding the Fourth Proportional to 140,205,443.02, 210,120,172.82 and 109,118,635.72

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Solution

The fourth proportional to 140,205,443.02, 210,120,172.82 and 109,118,635.72 is: 163,531,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,205,443.02 : 210,120,172.82 = 109,118,635.72 : x
  2. Step 2: Convert to fraction form
    140,205,443.02/210,120,172.82 = 109,118,635.72/x
  3. Step 3: Cross multiply
    140,205,443.02x = 210,120,172.82 × 109,118,635.72
  4. Step 4: Simplify right side
    140,205,443.02x = 22,928,026,595,369,024
  5. Step 5: Solve for x
    x = 22,928,026,595,369,024/140,205,443.02
  6. Step 6: Final answer
    x = 163,531,644.00

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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.