Home / 25,615,814,185.16-35,347,893,507.78-15,590,200,977.80

Finding the Fourth Proportional to 25,615,814,185.16, 35,347,893,507.78 and 15,590,200,977.80

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Solution

The fourth proportional to 25,615,814,185.16, 35,347,893,507.78 and 15,590,200,977.80 is: 21,513,302,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615,814,185.16 : 35,347,893,507.78 = 15,590,200,977.80 : x
  2. Step 2: Convert to fraction form
    25,615,814,185.16/35,347,893,507.78 = 15,590,200,977.80/x
  3. Step 3: Cross multiply
    25,615,814,185.16x = 35,347,893,507.78 × 15,590,200,977.80
  4. Step 4: Simplify right side
    25,615,814,185.16x = 551,080,763,928,162,009,088
  5. Step 5: Solve for x
    x = 551,080,763,928,162,009,088/25,615,814,185.16
  6. Step 6: Final answer
    x = 21,513,302,678.76

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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.