Home / 11,243,896,498.58-15,507,529,664.40-9,884,624,079.20

Finding the Fourth Proportional to 11,243,896,498.58, 15,507,529,664.40 and 9,884,624,079.20

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Solution

The fourth proportional to 11,243,896,498.58, 15,507,529,664.40 and 9,884,624,079.20 is: 13,632,827,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243,896,498.58 : 15,507,529,664.40 = 9,884,624,079.20 : x
  2. Step 2: Convert to fraction form
    11,243,896,498.58/15,507,529,664.40 = 9,884,624,079.20/x
  3. Step 3: Cross multiply
    11,243,896,498.58x = 15,507,529,664.40 × 9,884,624,079.20
  4. Step 4: Simplify right side
    11,243,896,498.58x = 153,286,101,129,558,982,656
  5. Step 5: Solve for x
    x = 153,286,101,129,558,982,656/11,243,896,498.58
  6. Step 6: Final answer
    x = 13,632,827,476.58

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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.