Home / 7,298,192,142,396.40-10,071,515,129,988-3,961,022,955,289.20

Finding the Fourth Proportional to 7,298,192,142,396.40, 10,071,515,129,988 and 3,961,022,955,289.20

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Solution

The fourth proportional to 7,298,192,142,396.40, 10,071,515,129,988 and 3,961,022,955,289.20 is: 5,466,217,091,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298,192,142,396.40 : 10,071,515,129,988 = 3,961,022,955,289.20 : x
  2. Step 2: Convert to fraction form
    7,298,192,142,396.40/10,071,515,129,988 = 3,961,022,955,289.20/x
  3. Step 3: Cross multiply
    7,298,192,142,396.40x = 10,071,515,129,988 × 3,961,022,955,289.20
  4. Step 4: Simplify right side
    7,298,192,142,396.40x = 39,893,502,624,424,956,998,451,200
  5. Step 5: Solve for x
    x = 39,893,502,624,424,956,998,451,200/7,298,192,142,396.40
  6. Step 6: Final answer
    x = 5,466,217,091,309.10

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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.