Home / 130,916,409,853.76-196,378,273,544.16-42,584,538,711.68

Finding the Fourth Proportional to 130,916,409,853.76, 196,378,273,544.16 and 42,584,538,711.68

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Solution

The fourth proportional to 130,916,409,853.76, 196,378,273,544.16 and 42,584,538,711.68 is: 63,877,998,191.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,916,409,853.76 : 196,378,273,544.16 = 42,584,538,711.68 : x
  2. Step 2: Convert to fraction form
    130,916,409,853.76/196,378,273,544.16 = 42,584,538,711.68/x
  3. Step 3: Cross multiply
    130,916,409,853.76x = 196,378,273,544.16 × 42,584,538,711.68
  4. Step 4: Simplify right side
    130,916,409,853.76x = 8,362,678,191,874,165,964,800
  5. Step 5: Solve for x
    x = 8,362,678,191,874,165,964,800/130,916,409,853.76
  6. Step 6: Final answer
    x = 63,877,998,191.48

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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.