Home / 177,211,436,813.83-265,817,836,792.86-42,905,703,165.94

Finding the Fourth Proportional to 177,211,436,813.83, 265,817,836,792.86 and 42,905,703,165.94

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Solution

The fourth proportional to 177,211,436,813.83, 265,817,836,792.86 and 42,905,703,165.94 is: 64,358,719,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,211,436,813.83 : 265,817,836,792.86 = 42,905,703,165.94 : x
  2. Step 2: Convert to fraction form
    177,211,436,813.83/265,817,836,792.86 = 42,905,703,165.94/x
  3. Step 3: Cross multiply
    177,211,436,813.83x = 265,817,836,792.86 × 42,905,703,165.94
  4. Step 4: Simplify right side
    177,211,436,813.83x = 11,405,101,201,646,734,540,800
  5. Step 5: Solve for x
    x = 11,405,101,201,646,734,540,800/177,211,436,813.83
  6. Step 6: Final answer
    x = 64,358,719,768.34

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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.