Home / 7,772,331,760.30-11,658,497,640.45-6,377,617,999.90

Finding the Fourth Proportional to 7,772,331,760.30, 11,658,497,640.45 and 6,377,617,999.90

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Solution

The fourth proportional to 7,772,331,760.30, 11,658,497,640.45 and 6,377,617,999.90 is: 9,566,426,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,331,760.30 : 11,658,497,640.45 = 6,377,617,999.90 : x
  2. Step 2: Convert to fraction form
    7,772,331,760.30/11,658,497,640.45 = 6,377,617,999.90/x
  3. Step 3: Cross multiply
    7,772,331,760.30x = 11,658,497,640.45 × 6,377,617,999.90
  4. Step 4: Simplify right side
    7,772,331,760.30x = 74,353,444,403,525,599,232
  5. Step 5: Solve for x
    x = 74,353,444,403,525,599,232/7,772,331,760.30
  6. Step 6: Final answer
    x = 9,566,426,999.85

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1.5x scale

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.