Home / 122,500,605.90-183,750,908.85-61,278,602.70

Finding the Fourth Proportional to 122,500,605.90, 183,750,908.85 and 61,278,602.70

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Solution

The fourth proportional to 122,500,605.90, 183,750,908.85 and 61,278,602.70 is: 91,917,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,500,605.90 : 183,750,908.85 = 61,278,602.70 : x
  2. Step 2: Convert to fraction form
    122,500,605.90/183,750,908.85 = 61,278,602.70/x
  3. Step 3: Cross multiply
    122,500,605.90x = 183,750,908.85 × 61,278,602.70
  4. Step 4: Simplify right side
    122,500,605.90x = 11,259,998,939,183,064
  5. Step 5: Solve for x
    x = 11,259,998,939,183,064/122,500,605.90
  6. Step 6: Final answer
    x = 91,917,904.05

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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.