Home / 55,090,244.40-82,635,366.60-42,374,929.20

Finding the Fourth Proportional to 55,090,244.40, 82,635,366.60 and 42,374,929.20

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Solution

The fourth proportional to 55,090,244.40, 82,635,366.60 and 42,374,929.20 is: 63,562,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090,244.40 : 82,635,366.60 = 42,374,929.20 : x
  2. Step 2: Convert to fraction form
    55,090,244.40/82,635,366.60 = 42,374,929.20/x
  3. Step 3: Cross multiply
    55,090,244.40x = 82,635,366.60 × 42,374,929.20
  4. Step 4: Simplify right side
    55,090,244.40x = 3,501,667,809,091,044.50
  5. Step 5: Solve for x
    x = 3,501,667,809,091,044.50/55,090,244.40
  6. Step 6: Final answer
    x = 63,562,393.80

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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.