Home / 85,753,946,187.54-118,343,710,755.72-47,694,905,260.74

Finding the Fourth Proportional to 85,753,946,187.54, 118,343,710,755.72 and 47,694,905,260.74

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Solution

The fourth proportional to 85,753,946,187.54, 118,343,710,755.72 and 47,694,905,260.74 is: 65,820,785,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,753,946,187.54 : 118,343,710,755.72 = 47,694,905,260.74 : x
  2. Step 2: Convert to fraction form
    85,753,946,187.54/118,343,710,755.72 = 47,694,905,260.74/x
  3. Step 3: Cross multiply
    85,753,946,187.54x = 118,343,710,755.72 × 47,694,905,260.74
  4. Step 4: Simplify right side
    85,753,946,187.54x = 5,644,392,072,698,482,655,232
  5. Step 5: Solve for x
    x = 5,644,392,072,698,482,655,232/85,753,946,187.54
  6. Step 6: Final answer
    x = 65,820,785,207.42

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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.