Home / 130,818,187,248.72-196,228,843,313.40-36,485,395,591.92

Finding the Fourth Proportional to 130,818,187,248.72, 196,228,843,313.40 and 36,485,395,591.92

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Solution

The fourth proportional to 130,818,187,248.72, 196,228,843,313.40 and 36,485,395,591.92 is: 54,728,529,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,818,187,248.72 : 196,228,843,313.40 = 36,485,395,591.92 : x
  2. Step 2: Convert to fraction form
    130,818,187,248.72/196,228,843,313.40 = 36,485,395,591.92/x
  3. Step 3: Cross multiply
    130,818,187,248.72x = 196,228,843,313.40 × 36,485,395,591.92
  4. Step 4: Simplify right side
    130,818,187,248.72x = 7,159,486,974,834,284,429,312
  5. Step 5: Solve for x
    x = 7,159,486,974,834,284,429,312/130,818,187,248.72
  6. Step 6: Final answer
    x = 54,728,529,154.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.