Home / 63,830,320.25-95,758,931.43-20,696,160.15

Finding the Fourth Proportional to 63,830,320.25, 95,758,931.43 and 20,696,160.15

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Solution

The fourth proportional to 63,830,320.25, 95,758,931.43 and 20,696,160.15 is: 31,048,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,830,320.25 : 95,758,931.43 = 20,696,160.15 : x
  2. Step 2: Convert to fraction form
    63,830,320.25/95,758,931.43 = 20,696,160.15/x
  3. Step 3: Cross multiply
    63,830,320.25x = 95,758,931.43 × 20,696,160.15
  4. Step 4: Simplify right side
    63,830,320.25x = 1,981,842,180,668,148.50
  5. Step 5: Solve for x
    x = 1,981,842,180,668,148.50/63,830,320.25
  6. Step 6: Final answer
    x = 31,048,601.56

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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.