Home / 7,657,921,976.28-10,567,932,347.61-4,137,656,792.28

Finding the Fourth Proportional to 7,657,921,976.28, 10,567,932,347.61 and 4,137,656,792.28

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Solution

The fourth proportional to 7,657,921,976.28, 10,567,932,347.61 and 4,137,656,792.28 is: 5,709,966,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657,921,976.28 : 10,567,932,347.61 = 4,137,656,792.28 : x
  2. Step 2: Convert to fraction form
    7,657,921,976.28/10,567,932,347.61 = 4,137,656,792.28/x
  3. Step 3: Cross multiply
    7,657,921,976.28x = 10,567,932,347.61 × 4,137,656,792.28
  4. Step 4: Simplify right side
    7,657,921,976.28x = 43,726,477,058,471,788,544
  5. Step 5: Solve for x
    x = 43,726,477,058,471,788,544/7,657,921,976.28
  6. Step 6: Final answer
    x = 5,709,966,384.34

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Double scale
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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.