Home / 2,785,196,076,834.20-4,179,702,472,818.80-972,071,692,692.90

Finding the Fourth Proportional to 2,785,196,076,834.20, 4,179,702,472,818.80 and 972,071,692,692.90

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Solution

The fourth proportional to 2,785,196,076,834.20, 4,179,702,472,818.80 and 972,071,692,692.90 is: 1,458,773,582,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,076,834.20 : 4,179,702,472,818.80 = 972,071,692,692.90 : x
  2. Step 2: Convert to fraction form
    2,785,196,076,834.20/4,179,702,472,818.80 = 972,071,692,692.90/x
  3. Step 3: Cross multiply
    2,785,196,076,834.20x = 4,179,702,472,818.80 × 972,071,692,692.90
  4. Step 4: Simplify right side
    2,785,196,076,834.20x = 4,062,970,457,705,670,810,533,888
  5. Step 5: Solve for x
    x = 4,062,970,457,705,670,810,533,888/2,785,196,076,834.20
  6. Step 6: Final answer
    x = 1,458,773,582,046.64

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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.