Home / 2,785,196,076,833.80-4,179,702,472,817.60-972,071,692,692.40

Finding the Fourth Proportional to 2,785,196,076,833.80, 4,179,702,472,817.60 and 972,071,692,692.40

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Solution

The fourth proportional to 2,785,196,076,833.80, 4,179,702,472,817.60 and 972,071,692,692.40 is: 1,458,773,582,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,196,076,833.80 : 4,179,702,472,817.60 = 972,071,692,692.40 : x
  2. Step 2: Convert to fraction form
    2,785,196,076,833.80/4,179,702,472,817.60 = 972,071,692,692.40/x
  3. Step 3: Cross multiply
    2,785,196,076,833.80x = 4,179,702,472,817.60 × 972,071,692,692.40
  4. Step 4: Simplify right side
    2,785,196,076,833.80x = 4,062,970,457,702,414,688,452,608
  5. Step 5: Solve for x
    x = 4,062,970,457,702,414,688,452,608/2,785,196,076,833.80
  6. Step 6: Final answer
    x = 1,458,773,582,045.68

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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.