Home / 12,942,264,180.83-19,396,234,532.32-6,646,439,068.07

Finding the Fourth Proportional to 12,942,264,180.83, 19,396,234,532.32 and 6,646,439,068.07

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Solution

The fourth proportional to 12,942,264,180.83, 19,396,234,532.32 and 6,646,439,068.07 is: 9,960,845,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942,264,180.83 : 19,396,234,532.32 = 6,646,439,068.07 : x
  2. Step 2: Convert to fraction form
    12,942,264,180.83/19,396,234,532.32 = 6,646,439,068.07/x
  3. Step 3: Cross multiply
    12,942,264,180.83x = 19,396,234,532.32 × 6,646,439,068.07
  4. Step 4: Simplify right side
    12,942,264,180.83x = 128,915,890,968,949,817,344
  5. Step 5: Solve for x
    x = 128,915,890,968,949,817,344/12,942,264,180.83
  6. Step 6: Final answer
    x = 9,960,845,271.57

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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.