Home / 92,942,189.60-139,413,284.40-83,695,116.20

Finding the Fourth Proportional to 92,942,189.60, 139,413,284.40 and 83,695,116.20

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Solution

The fourth proportional to 92,942,189.60, 139,413,284.40 and 83,695,116.20 is: 125,542,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942,189.60 : 139,413,284.40 = 83,695,116.20 : x
  2. Step 2: Convert to fraction form
    92,942,189.60/139,413,284.40 = 83,695,116.20/x
  3. Step 3: Cross multiply
    92,942,189.60x = 139,413,284.40 × 83,695,116.20
  4. Step 4: Simplify right side
    92,942,189.60x = 11,668,211,037,681,648
  5. Step 5: Solve for x
    x = 11,668,211,037,681,648/92,942,189.60
  6. Step 6: Final answer
    x = 125,542,674.30

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Double scale
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1.5x scale

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.