Home / 116,959,033.17-161,397,071.37-64,025,500.77

Finding the Fourth Proportional to 116,959,033.17, 161,397,071.37 and 64,025,500.77

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Solution

The fourth proportional to 116,959,033.17, 161,397,071.37 and 64,025,500.77 is: 88,351,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,959,033.17 : 161,397,071.37 = 64,025,500.77 : x
  2. Step 2: Convert to fraction form
    116,959,033.17/161,397,071.37 = 64,025,500.77/x
  3. Step 3: Cross multiply
    116,959,033.17x = 161,397,071.37 × 64,025,500.77
  4. Step 4: Simplify right side
    116,959,033.17x = 10,333,528,317,275,680
  5. Step 5: Solve for x
    x = 10,333,528,317,275,680/116,959,033.17
  6. Step 6: Final answer
    x = 88,351,690.65

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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.