Home / 92,668,600.80-139,069,256.40-38,854,533.60

Finding the Fourth Proportional to 92,668,600.80, 139,069,256.40 and 38,854,533.60

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Solution

The fourth proportional to 92,668,600.80, 139,069,256.40 and 38,854,533.60 is: 58,309,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,668,600.80 : 139,069,256.40 = 38,854,533.60 : x
  2. Step 2: Convert to fraction form
    92,668,600.80/139,069,256.40 = 38,854,533.60/x
  3. Step 3: Cross multiply
    92,668,600.80x = 139,069,256.40 × 38,854,533.60
  4. Step 4: Simplify right side
    92,668,600.80x = 5,403,471,095,520,815
  5. Step 5: Solve for x
    x = 5,403,471,095,520,815/92,668,600.80
  6. Step 6: Final answer
    x = 58,309,622.13

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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.