Home / 11,892,017,175.39-16,411,294,731.69-6,466,870,079.28

Finding the Fourth Proportional to 11,892,017,175.39, 16,411,294,731.69 and 6,466,870,079.28

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Solution

The fourth proportional to 11,892,017,175.39, 16,411,294,731.69 and 6,466,870,079.28 is: 8,924,449,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892,017,175.39 : 16,411,294,731.69 = 6,466,870,079.28 : x
  2. Step 2: Convert to fraction form
    11,892,017,175.39/16,411,294,731.69 = 6,466,870,079.28/x
  3. Step 3: Cross multiply
    11,892,017,175.39x = 16,411,294,731.69 × 6,466,870,079.28
  4. Step 4: Simplify right side
    11,892,017,175.39x = 106,129,710,862,611,562,496
  5. Step 5: Solve for x
    x = 106,129,710,862,611,562,496/11,892,017,175.39
  6. Step 6: Final answer
    x = 8,924,449,847.10

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1.5x scale

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.