Home / 3,101,859,387-4,279,980,518.73-1,848,912,827.76

Finding the Fourth Proportional to 3,101,859,387, 4,279,980,518.73 and 1,848,912,827.76

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Solution

The fourth proportional to 3,101,859,387, 4,279,980,518.73 and 1,848,912,827.76 is: 2,551,150,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,859,387 : 4,279,980,518.73 = 1,848,912,827.76 : x
  2. Step 2: Convert to fraction form
    3,101,859,387/4,279,980,518.73 = 1,848,912,827.76/x
  3. Step 3: Cross multiply
    3,101,859,387x = 4,279,980,518.73 × 1,848,912,827.76
  4. Step 4: Simplify right side
    3,101,859,387x = 7,913,310,883,642,796,032
  5. Step 5: Solve for x
    x = 7,913,310,883,642,796,032/3,101,859,387
  6. Step 6: Final answer
    x = 2,551,150,744.23

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1.5x scale

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.