Home / 55,774,111.20-83,661,166.80-38,767,999.20

Finding the Fourth Proportional to 55,774,111.20, 83,661,166.80 and 38,767,999.20

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Solution

The fourth proportional to 55,774,111.20, 83,661,166.80 and 38,767,999.20 is: 58,151,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774,111.20 : 83,661,166.80 = 38,767,999.20 : x
  2. Step 2: Convert to fraction form
    55,774,111.20/83,661,166.80 = 38,767,999.20/x
  3. Step 3: Cross multiply
    55,774,111.20x = 83,661,166.80 × 38,767,999.20
  4. Step 4: Simplify right side
    55,774,111.20x = 3,243,376,047,573,466.50
  5. Step 5: Solve for x
    x = 3,243,376,047,573,466.50/55,774,111.20
  6. Step 6: Final answer
    x = 58,151,998.80

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Similar ratio
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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.