Home / 53,706,078.60-80,464,250.70-51,930,040.20

Finding the Fourth Proportional to 53,706,078.60, 80,464,250.70 and 51,930,040.20

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Solution

The fourth proportional to 53,706,078.60, 80,464,250.70 and 51,930,040.20 is: 77,803,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,706,078.60 : 80,464,250.70 = 51,930,040.20 : x
  2. Step 2: Convert to fraction form
    53,706,078.60/80,464,250.70 = 51,930,040.20/x
  3. Step 3: Cross multiply
    53,706,078.60x = 80,464,250.70 × 51,930,040.20
  4. Step 4: Simplify right side
    53,706,078.60x = 4,178,511,773,513,878.50
  5. Step 5: Solve for x
    x = 4,178,511,773,513,878.50/53,706,078.60
  6. Step 6: Final answer
    x = 77,803,330.32

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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.