Home / 13,255,444,833.44-18,292,901,685.72-7,234,336,425.92

Finding the Fourth Proportional to 13,255,444,833.44, 18,292,901,685.72 and 7,234,336,425.92

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Solution

The fourth proportional to 13,255,444,833.44, 18,292,901,685.72 and 7,234,336,425.92 is: 9,983,595,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255,444,833.44 : 18,292,901,685.72 = 7,234,336,425.92 : x
  2. Step 2: Convert to fraction form
    13,255,444,833.44/18,292,901,685.72 = 7,234,336,425.92/x
  3. Step 3: Cross multiply
    13,255,444,833.44x = 18,292,901,685.72 × 7,234,336,425.92
  4. Step 4: Simplify right side
    13,255,444,833.44x = 132,337,005,000,777,580,544
  5. Step 5: Solve for x
    x = 132,337,005,000,777,580,544/13,255,444,833.44
  6. Step 6: Final answer
    x = 9,983,595,923.31

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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.