Home / 146,754,932.40-220,158,970.65-73,788,083.10

Finding the Fourth Proportional to 146,754,932.40, 220,158,970.65 and 73,788,083.10

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Solution

The fourth proportional to 146,754,932.40, 220,158,970.65 and 73,788,083.10 is: 110,695,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,754,932.40 : 220,158,970.65 = 73,788,083.10 : x
  2. Step 2: Convert to fraction form
    146,754,932.40/220,158,970.65 = 73,788,083.10/x
  3. Step 3: Cross multiply
    146,754,932.40x = 220,158,970.65 × 73,788,083.10
  4. Step 4: Simplify right side
    146,754,932.40x = 16,245,108,421,532,660
  5. Step 5: Solve for x
    x = 16,245,108,421,532,660/146,754,932.40
  6. Step 6: Final answer
    x = 110,695,485.02

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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.