Home / 10,509,530,654.88-14,425,898,146.84-9,293,455,078.56

Finding the Fourth Proportional to 10,509,530,654.88, 14,425,898,146.84 and 9,293,455,078.56

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Solution

The fourth proportional to 10,509,530,654.88, 14,425,898,146.84 and 9,293,455,078.56 is: 12,756,653,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,530,654.88 : 14,425,898,146.84 = 9,293,455,078.56 : x
  2. Step 2: Convert to fraction form
    10,509,530,654.88/14,425,898,146.84 = 9,293,455,078.56/x
  3. Step 3: Cross multiply
    10,509,530,654.88x = 14,425,898,146.84 × 9,293,455,078.56
  4. Step 4: Simplify right side
    10,509,530,654.88x = 134,066,436,395,539,480,576
  5. Step 5: Solve for x
    x = 134,066,436,395,539,480,576/10,509,530,654.88
  6. Step 6: Final answer
    x = 12,756,653,060.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.