Home / 10,243,800,425.27-14,122,542,396.09-7,187,824,581.32

Finding the Fourth Proportional to 10,243,800,425.27, 14,122,542,396.09 and 7,187,824,581.32

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Solution

The fourth proportional to 10,243,800,425.27, 14,122,542,396.09 and 7,187,824,581.32 is: 9,909,443,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243,800,425.27 : 14,122,542,396.09 = 7,187,824,581.32 : x
  2. Step 2: Convert to fraction form
    10,243,800,425.27/14,122,542,396.09 = 7,187,824,581.32/x
  3. Step 3: Cross multiply
    10,243,800,425.27x = 14,122,542,396.09 × 7,187,824,581.32
  4. Step 4: Simplify right side
    10,243,800,425.27x = 101,510,357,385,349,545,984
  5. Step 5: Solve for x
    x = 101,510,357,385,349,545,984/10,243,800,425.27
  6. Step 6: Final answer
    x = 9,909,443,094.47

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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.