Home / 137,950,807.53-206,996,184.35-76,528,628.22

Finding the Fourth Proportional to 137,950,807.53, 206,996,184.35 and 76,528,628.22

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Solution

The fourth proportional to 137,950,807.53, 206,996,184.35 and 76,528,628.22 is: 114,831,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,950,807.53 : 206,996,184.35 = 76,528,628.22 : x
  2. Step 2: Convert to fraction form
    137,950,807.53/206,996,184.35 = 76,528,628.22/x
  3. Step 3: Cross multiply
    137,950,807.53x = 206,996,184.35 × 76,528,628.22
  4. Step 4: Simplify right side
    137,950,807.53x = 15,841,134,035,904,178
  5. Step 5: Solve for x
    x = 15,841,134,035,904,178/137,950,807.53
  6. Step 6: Final answer
    x = 114,831,760.10

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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.