Home / 77,898,055.87-107,489,951.63-44,869,046.93

Finding the Fourth Proportional to 77,898,055.87, 107,489,951.63 and 44,869,046.93

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Solution

The fourth proportional to 77,898,055.87, 107,489,951.63 and 44,869,046.93 is: 61,913,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,898,055.87 : 107,489,951.63 = 44,869,046.93 : x
  2. Step 2: Convert to fraction form
    77,898,055.87/107,489,951.63 = 44,869,046.93/x
  3. Step 3: Cross multiply
    77,898,055.87x = 107,489,951.63 × 44,869,046.93
  4. Step 4: Simplify right side
    77,898,055.87x = 4,822,971,683,999,451
  5. Step 5: Solve for x
    x = 4,822,971,683,999,451/77,898,055.87
  6. Step 6: Final answer
    x = 61,913,890.28

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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.