Home / 112,223,932.16-154,975,985.40-106,110,042.40

Finding the Fourth Proportional to 112,223,932.16, 154,975,985.40 and 106,110,042.40

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Solution

The fourth proportional to 112,223,932.16, 154,975,985.40 and 106,110,042.40 is: 146,532,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,223,932.16 : 154,975,985.40 = 106,110,042.40 : x
  2. Step 2: Convert to fraction form
    112,223,932.16/154,975,985.40 = 106,110,042.40/x
  3. Step 3: Cross multiply
    112,223,932.16x = 154,975,985.40 × 106,110,042.40
  4. Step 4: Simplify right side
    112,223,932.16x = 16,444,508,381,775,782
  5. Step 5: Solve for x
    x = 16,444,508,381,775,782/112,223,932.16
  6. Step 6: Final answer
    x = 146,532,990.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.