Home / 71,926,087,516.16-107,888,534,115.84-56,218,115,846.40

Finding the Fourth Proportional to 71,926,087,516.16, 107,888,534,115.84 and 56,218,115,846.40

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Solution

The fourth proportional to 71,926,087,516.16, 107,888,534,115.84 and 56,218,115,846.40 is: 84,326,707,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,926,087,516.16 : 107,888,534,115.84 = 56,218,115,846.40 : x
  2. Step 2: Convert to fraction form
    71,926,087,516.16/107,888,534,115.84 = 56,218,115,846.40/x
  3. Step 3: Cross multiply
    71,926,087,516.16x = 107,888,534,115.84 × 56,218,115,846.40
  4. Step 4: Simplify right side
    71,926,087,516.16x = 6,065,290,109,422,571,356,160
  5. Step 5: Solve for x
    x = 6,065,290,109,422,571,356,160/71,926,087,516.16
  6. Step 6: Final answer
    x = 84,326,707,024.90

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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.