Home / 151,353,221,439.42-208,769,029,832.98-97,073,794,896.35

Finding the Fourth Proportional to 151,353,221,439.42, 208,769,029,832.98 and 97,073,794,896.35

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Solution

The fourth proportional to 151,353,221,439.42, 208,769,029,832.98 and 97,073,794,896.35 is: 133,898,715,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,353,221,439.42 : 208,769,029,832.98 = 97,073,794,896.35 : x
  2. Step 2: Convert to fraction form
    151,353,221,439.42/208,769,029,832.98 = 97,073,794,896.35/x
  3. Step 3: Cross multiply
    151,353,221,439.42x = 208,769,029,832.98 × 97,073,794,896.35
  4. Step 4: Simplify right side
    151,353,221,439.42x = 20,266,001,982,715,840,167,936
  5. Step 5: Solve for x
    x = 20,266,001,982,715,840,167,936/151,353,221,439.42
  6. Step 6: Final answer
    x = 133,898,715,798.58

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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.