Home / 12,440,999,198.42-17,168,580,349.50-6,802,218,869.69

Finding the Fourth Proportional to 12,440,999,198.42, 17,168,580,349.50 and 6,802,218,869.69

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Solution

The fourth proportional to 12,440,999,198.42, 17,168,580,349.50 and 6,802,218,869.69 is: 9,387,062,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,999,198.42 : 17,168,580,349.50 = 6,802,218,869.69 : x
  2. Step 2: Convert to fraction form
    12,440,999,198.42/17,168,580,349.50 = 6,802,218,869.69/x
  3. Step 3: Cross multiply
    12,440,999,198.42x = 17,168,580,349.50 × 6,802,218,869.69
  4. Step 4: Simplify right side
    12,440,999,198.42x = 116,784,441,219,157,835,776
  5. Step 5: Solve for x
    x = 116,784,441,219,157,835,776/12,440,999,198.42
  6. Step 6: Final answer
    x = 9,387,062,836.08

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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.