Home / 9,119,118,509.50-12,577,896,121.74-8,368,854,463.42

Finding the Fourth Proportional to 9,119,118,509.50, 12,577,896,121.74 and 8,368,854,463.42

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Solution

The fourth proportional to 9,119,118,509.50, 12,577,896,121.74 and 8,368,854,463.42 is: 11,543,065,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119,118,509.50 : 12,577,896,121.74 = 8,368,854,463.42 : x
  2. Step 2: Convert to fraction form
    9,119,118,509.50/12,577,896,121.74 = 8,368,854,463.42/x
  3. Step 3: Cross multiply
    9,119,118,509.50x = 12,577,896,121.74 × 8,368,854,463.42
  4. Step 4: Simplify right side
    9,119,118,509.50x = 105,262,582,098,856,902,656
  5. Step 5: Solve for x
    x = 105,262,582,098,856,902,656/9,119,118,509.50
  6. Step 6: Final answer
    x = 11,543,065,482.61

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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.