Home / 12,832,725,079.59-17,706,819,037.16-7,405,280,678.45

Finding the Fourth Proportional to 12,832,725,079.59, 17,706,819,037.16 and 7,405,280,678.45

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Solution

The fourth proportional to 12,832,725,079.59, 17,706,819,037.16 and 7,405,280,678.45 is: 10,217,936,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,725,079.59 : 17,706,819,037.16 = 7,405,280,678.45 : x
  2. Step 2: Convert to fraction form
    12,832,725,079.59/17,706,819,037.16 = 7,405,280,678.45/x
  3. Step 3: Cross multiply
    12,832,725,079.59x = 17,706,819,037.16 × 7,405,280,678.45
  4. Step 4: Simplify right side
    12,832,725,079.59x = 131,123,964,892,750,659,584
  5. Step 5: Solve for x
    x = 131,123,964,892,750,659,584/12,832,725,079.59
  6. Step 6: Final answer
    x = 10,217,936,103.17

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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.