Home / 8,628,379,552.89-12,931,127,570.68-4,431,162,830.18

Finding the Fourth Proportional to 8,628,379,552.89, 12,931,127,570.68 and 4,431,162,830.18

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Solution

The fourth proportional to 8,628,379,552.89, 12,931,127,570.68 and 4,431,162,830.18 is: 6,640,868,252.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,379,552.89 : 12,931,127,570.68 = 4,431,162,830.18 : x
  2. Step 2: Convert to fraction form
    8,628,379,552.89/12,931,127,570.68 = 4,431,162,830.18/x
  3. Step 3: Cross multiply
    8,628,379,552.89x = 12,931,127,570.68 × 4,431,162,830.18
  4. Step 4: Simplify right side
    8,628,379,552.89x = 57,299,931,843,532,046,336
  5. Step 5: Solve for x
    x = 57,299,931,843,532,046,336/8,628,379,552.89
  6. Step 6: Final answer
    x = 6,640,868,252.53

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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.