Home / 114,180,020.16-157,569,562.56-61,969,519.68

Finding the Fourth Proportional to 114,180,020.16, 157,569,562.56 and 61,969,519.68

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Solution

The fourth proportional to 114,180,020.16, 157,569,562.56 and 61,969,519.68 is: 85,518,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,180,020.16 : 157,569,562.56 = 61,969,519.68 : x
  2. Step 2: Convert to fraction form
    114,180,020.16/157,569,562.56 = 61,969,519.68/x
  3. Step 3: Cross multiply
    114,180,020.16x = 157,569,562.56 × 61,969,519.68
  4. Step 4: Simplify right side
    114,180,020.16x = 9,764,510,108,030,912
  5. Step 5: Solve for x
    x = 9,764,510,108,030,912/114,180,020.16
  6. Step 6: Final answer
    x = 85,518,553.02

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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.