Home / 25,830,155,868.58-35,645,614,809.09-13,949,260,872.58

Finding the Fourth Proportional to 25,830,155,868.58, 35,645,614,809.09 and 13,949,260,872.58

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Solution

The fourth proportional to 25,830,155,868.58, 35,645,614,809.09 and 13,949,260,872.58 is: 19,249,979,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,830,155,868.58 : 35,645,614,809.09 = 13,949,260,872.58 : x
  2. Step 2: Convert to fraction form
    25,830,155,868.58/35,645,614,809.09 = 13,949,260,872.58/x
  3. Step 3: Cross multiply
    25,830,155,868.58x = 35,645,614,809.09 × 13,949,260,872.58
  4. Step 4: Simplify right side
    25,830,155,868.58x = 497,229,979,935,505,055,744
  5. Step 5: Solve for x
    x = 497,229,979,935,505,055,744/25,830,155,868.58
  6. Step 6: Final answer
    x = 19,249,979,847.79

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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.