Home / 92,699,617.60-139,066,015.20-38,852,372.80

Finding the Fourth Proportional to 92,699,617.60, 139,066,015.20 and 38,852,372.80

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Solution

The fourth proportional to 92,699,617.60, 139,066,015.20 and 38,852,372.80 is: 58,285,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,699,617.60 : 139,066,015.20 = 38,852,372.80 : x
  2. Step 2: Convert to fraction form
    92,699,617.60/139,066,015.20 = 38,852,372.80/x
  3. Step 3: Cross multiply
    92,699,617.60x = 139,066,015.20 × 38,852,372.80
  4. Step 4: Simplify right side
    92,699,617.60x = 5,403,044,666,360,866
  5. Step 5: Solve for x
    x = 5,403,044,666,360,866/92,699,617.60
  6. Step 6: Final answer
    x = 58,285,511.92

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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.