Home / 130,276,991.82-195,421,772.28-42,836,572.89

Finding the Fourth Proportional to 130,276,991.82, 195,421,772.28 and 42,836,572.89

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Solution

The fourth proportional to 130,276,991.82, 195,421,772.28 and 42,836,572.89 is: 64,256,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,276,991.82 : 195,421,772.28 = 42,836,572.89 : x
  2. Step 2: Convert to fraction form
    130,276,991.82/195,421,772.28 = 42,836,572.89/x
  3. Step 3: Cross multiply
    130,276,991.82x = 195,421,772.28 × 42,836,572.89
  4. Step 4: Simplify right side
    130,276,991.82x = 8,371,198,992,565,202
  5. Step 5: Solve for x
    x = 8,371,198,992,565,202/130,276,991.82
  6. Step 6: Final answer
    x = 64,256,925.77

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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.