Home / 10,921,177,977.52-15,066,937,461.01-6,342,662,996.89

Finding the Fourth Proportional to 10,921,177,977.52, 15,066,937,461.01 and 6,342,662,996.89

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Solution

The fourth proportional to 10,921,177,977.52, 15,066,937,461.01 and 6,342,662,996.89 is: 8,750,384,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,177,977.52 : 15,066,937,461.01 = 6,342,662,996.89 : x
  2. Step 2: Convert to fraction form
    10,921,177,977.52/15,066,937,461.01 = 6,342,662,996.89/x
  3. Step 3: Cross multiply
    10,921,177,977.52x = 15,066,937,461.01 × 6,342,662,996.89
  4. Step 4: Simplify right side
    10,921,177,977.52x = 95,564,506,710,422,224,896
  5. Step 5: Solve for x
    x = 95,564,506,710,422,224,896/10,921,177,977.52
  6. Step 6: Final answer
    x = 8,750,384,519.61

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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.