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Finding the Fourth Proportional to 73,527,818.80, 110,079,151.80 and 71,402,054.80

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Solution

The fourth proportional to 73,527,818.80, 110,079,151.80 and 71,402,054.80 is: 106,896,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,527,818.80 : 110,079,151.80 = 71,402,054.80 : x
  2. Step 2: Convert to fraction form
    73,527,818.80/110,079,151.80 = 71,402,054.80/x
  3. Step 3: Cross multiply
    73,527,818.80x = 110,079,151.80 × 71,402,054.80
  4. Step 4: Simplify right side
    73,527,818.80x = 7,859,877,629,161,118
  5. Step 5: Solve for x
    x = 7,859,877,629,161,118/73,527,818.80
  6. Step 6: Final answer
    x = 106,896,651.60

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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.