Home / 3,657,101,345.72-5,046,714,020.93-2,151,825,193.21

Finding the Fourth Proportional to 3,657,101,345.72, 5,046,714,020.93 and 2,151,825,193.21

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Solution

The fourth proportional to 3,657,101,345.72, 5,046,714,020.93 and 2,151,825,193.21 is: 2,969,468,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,101,345.72 : 5,046,714,020.93 = 2,151,825,193.21 : x
  2. Step 2: Convert to fraction form
    3,657,101,345.72/5,046,714,020.93 = 2,151,825,193.21/x
  3. Step 3: Cross multiply
    3,657,101,345.72x = 5,046,714,020.93 × 2,151,825,193.21
  4. Step 4: Simplify right side
    3,657,101,345.72x = 10,859,646,373,163,313,152
  5. Step 5: Solve for x
    x = 10,859,646,373,163,313,152/3,657,101,345.72
  6. Step 6: Final answer
    x = 2,969,468,260.94

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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.