Home / 137,979,330.04-206,968,995.24-56,079,019.90

Finding the Fourth Proportional to 137,979,330.04, 206,968,995.24 and 56,079,019.90

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Solution

The fourth proportional to 137,979,330.04, 206,968,995.24 and 56,079,019.90 is: 84,118,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,979,330.04 : 206,968,995.24 = 56,079,019.90 : x
  2. Step 2: Convert to fraction form
    137,979,330.04/206,968,995.24 = 56,079,019.90/x
  3. Step 3: Cross multiply
    137,979,330.04x = 206,968,995.24 × 56,079,019.90
  4. Step 4: Simplify right side
    137,979,330.04x = 11,606,618,402,746,966
  5. Step 5: Solve for x
    x = 11,606,618,402,746,966/137,979,330.04
  6. Step 6: Final answer
    x = 84,118,529.92

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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.