Home / 6,999,219,861,311.40-9,658,713,719,920.80-3,874,280,461,404.30

Finding the Fourth Proportional to 6,999,219,861,311.40, 9,658,713,719,920.80 and 3,874,280,461,404.30

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Solution

The fourth proportional to 6,999,219,861,311.40, 9,658,713,719,920.80 and 3,874,280,461,404.30 is: 5,346,390,967,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,219,861,311.40 : 9,658,713,719,920.80 = 3,874,280,461,404.30 : x
  2. Step 2: Convert to fraction form
    6,999,219,861,311.40/9,658,713,719,920.80 = 3,874,280,461,404.30/x
  3. Step 3: Cross multiply
    6,999,219,861,311.40x = 9,658,713,719,920.80 × 3,874,280,461,404.30
  4. Step 4: Simplify right side
    6,999,219,861,311.40x = 37,420,565,847,386,799,923,527,680
  5. Step 5: Solve for x
    x = 37,420,565,847,386,799,923,527,680/6,999,219,861,311.40
  6. Step 6: Final answer
    x = 5,346,390,967,689.30

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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.