Home / 116,959,033.15-161,397,071.35-64,025,500.75

Finding the Fourth Proportional to 116,959,033.15, 161,397,071.35 and 64,025,500.75

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Solution

The fourth proportional to 116,959,033.15, 161,397,071.35 and 64,025,500.75 is: 88,351,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,959,033.15 : 161,397,071.35 = 64,025,500.75 : x
  2. Step 2: Convert to fraction form
    116,959,033.15/161,397,071.35 = 64,025,500.75/x
  3. Step 3: Cross multiply
    116,959,033.15x = 161,397,071.35 × 64,025,500.75
  4. Step 4: Simplify right side
    116,959,033.15x = 10,333,528,312,767,228
  5. Step 5: Solve for x
    x = 10,333,528,312,767,228/116,959,033.15
  6. Step 6: Final answer
    x = 88,351,690.63

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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.