Home / 53,654,342,430.78-74,040,836,835.87-29,239,234,213.50

Finding the Fourth Proportional to 53,654,342,430.78, 74,040,836,835.87 and 29,239,234,213.50

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Solution

The fourth proportional to 53,654,342,430.78, 74,040,836,835.87 and 29,239,234,213.50 is: 40,348,968,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,654,342,430.78 : 74,040,836,835.87 = 29,239,234,213.50 : x
  2. Step 2: Convert to fraction form
    53,654,342,430.78/74,040,836,835.87 = 29,239,234,213.50/x
  3. Step 3: Cross multiply
    53,654,342,430.78x = 74,040,836,835.87 × 29,239,234,213.50
  4. Step 4: Simplify right side
    53,654,342,430.78x = 2,164,897,369,607,482,638,336
  5. Step 5: Solve for x
    x = 2,164,897,369,607,482,638,336/53,654,342,430.78
  6. Step 6: Final answer
    x = 40,348,968,443.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.