Home / 7,978,176,095.60-11,967,264,143.40-3,624,611,423.60

Finding the Fourth Proportional to 7,978,176,095.60, 11,967,264,143.40 and 3,624,611,423.60

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Solution

The fourth proportional to 7,978,176,095.60, 11,967,264,143.40 and 3,624,611,423.60 is: 5,436,917,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,176,095.60 : 11,967,264,143.40 = 3,624,611,423.60 : x
  2. Step 2: Convert to fraction form
    7,978,176,095.60/11,967,264,143.40 = 3,624,611,423.60/x
  3. Step 3: Cross multiply
    7,978,176,095.60x = 11,967,264,143.40 × 3,624,611,423.60
  4. Step 4: Simplify right side
    7,978,176,095.60x = 43,376,682,323,406,307,328
  5. Step 5: Solve for x
    x = 43,376,682,323,406,307,328/7,978,176,095.60
  6. Step 6: Final answer
    x = 5,436,917,135.40

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1.5x scale

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.