Home / 10,094,763,701.40-15,128,610,423.72-7,856,513,694.04

Finding the Fourth Proportional to 10,094,763,701.40, 15,128,610,423.72 and 7,856,513,694.04

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Solution

The fourth proportional to 10,094,763,701.40, 15,128,610,423.72 and 7,856,513,694.04 is: 11,774,236,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094,763,701.40 : 15,128,610,423.72 = 7,856,513,694.04 : x
  2. Step 2: Convert to fraction form
    10,094,763,701.40/15,128,610,423.72 = 7,856,513,694.04/x
  3. Step 3: Cross multiply
    10,094,763,701.40x = 15,128,610,423.72 × 7,856,513,694.04
  4. Step 4: Simplify right side
    10,094,763,701.40x = 118,858,134,965,752,463,360
  5. Step 5: Solve for x
    x = 118,858,134,965,752,463,360/10,094,763,701.40
  6. Step 6: Final answer
    x = 11,774,236,473.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.