Home / 92,942,190.60-139,413,285.90-83,695,117.20

Finding the Fourth Proportional to 92,942,190.60, 139,413,285.90 and 83,695,117.20

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Solution

The fourth proportional to 92,942,190.60, 139,413,285.90 and 83,695,117.20 is: 125,542,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942,190.60 : 139,413,285.90 = 83,695,117.20 : x
  2. Step 2: Convert to fraction form
    92,942,190.60/139,413,285.90 = 83,695,117.20/x
  3. Step 3: Cross multiply
    92,942,190.60x = 139,413,285.90 × 83,695,117.20
  4. Step 4: Simplify right side
    92,942,190.60x = 11,668,211,302,637,608
  5. Step 5: Solve for x
    x = 11,668,211,302,637,608/92,942,190.60
  6. Step 6: Final answer
    x = 125,542,675.80

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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.