Home / 206,700,510.60-310,040,457.84-77,298,607.44

Finding the Fourth Proportional to 206,700,510.60, 310,040,457.84 and 77,298,607.44

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Solution

The fourth proportional to 206,700,510.60, 310,040,457.84 and 77,298,607.44 is: 115,944,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,700,510.60 : 310,040,457.84 = 77,298,607.44 : x
  2. Step 2: Convert to fraction form
    206,700,510.60/310,040,457.84 = 77,298,607.44/x
  3. Step 3: Cross multiply
    206,700,510.60x = 310,040,457.84 × 77,298,607.44
  4. Step 4: Simplify right side
    206,700,510.60x = 23,965,695,641,092,028
  5. Step 5: Solve for x
    x = 23,965,695,641,092,028/206,700,510.60
  6. Step 6: Final answer
    x = 115,944,056.31

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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.