Home / 1,976,240,797.92-2,727,038,608.24-1,129,300,048.68

Finding the Fourth Proportional to 1,976,240,797.92, 2,727,038,608.24 and 1,129,300,048.68

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Solution

The fourth proportional to 1,976,240,797.92, 2,727,038,608.24 and 1,129,300,048.68 is: 1,558,334,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,240,797.92 : 2,727,038,608.24 = 1,129,300,048.68 : x
  2. Step 2: Convert to fraction form
    1,976,240,797.92/2,727,038,608.24 = 1,129,300,048.68/x
  3. Step 3: Cross multiply
    1,976,240,797.92x = 2,727,038,608.24 × 1,129,300,048.68
  4. Step 4: Simplify right side
    1,976,240,797.92x = 3,079,644,833,037,671,424
  5. Step 5: Solve for x
    x = 3,079,644,833,037,671,424/1,976,240,797.92
  6. Step 6: Final answer
    x = 1,558,334,812.38

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Double scale
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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.