Home / 118,683,612.20-177,883,700.70-61,146,266.60

Finding the Fourth Proportional to 118,683,612.20, 177,883,700.70 and 61,146,266.60

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Solution

The fourth proportional to 118,683,612.20, 177,883,700.70 and 61,146,266.60 is: 91,646,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,683,612.20 : 177,883,700.70 = 61,146,266.60 : x
  2. Step 2: Convert to fraction form
    118,683,612.20/177,883,700.70 = 61,146,266.60/x
  3. Step 3: Cross multiply
    118,683,612.20x = 177,883,700.70 × 61,146,266.60
  4. Step 4: Simplify right side
    118,683,612.20x = 10,876,924,186,796,806
  5. Step 5: Solve for x
    x = 10,876,924,186,796,806/118,683,612.20
  6. Step 6: Final answer
    x = 91,646,386.43

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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.