Home / 131,333,251.77-181,239,927.17-71,794,806.84

Finding the Fourth Proportional to 131,333,251.77, 181,239,927.17 and 71,794,806.84

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Solution

The fourth proportional to 131,333,251.77, 181,239,927.17 and 71,794,806.84 is: 99,076,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,333,251.77 : 181,239,927.17 = 71,794,806.84 : x
  2. Step 2: Convert to fraction form
    131,333,251.77/181,239,927.17 = 71,794,806.84/x
  3. Step 3: Cross multiply
    131,333,251.77x = 181,239,927.17 × 71,794,806.84
  4. Step 4: Simplify right side
    131,333,251.77x = 13,012,085,562,506,844
  5. Step 5: Solve for x
    x = 13,012,085,562,506,844/131,333,251.77
  6. Step 6: Final answer
    x = 99,076,855.15

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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.