Home / 265,087,385,996.77-397,631,084,256.55-63,629,121,171.18

Finding the Fourth Proportional to 265,087,385,996.77, 397,631,084,256.55 and 63,629,121,171.18

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Solution

The fourth proportional to 265,087,385,996.77, 397,631,084,256.55 and 63,629,121,171.18 is: 95,443,683,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,087,385,996.77 : 397,631,084,256.55 = 63,629,121,171.18 : x
  2. Step 2: Convert to fraction form
    265,087,385,996.77/397,631,084,256.55 = 63,629,121,171.18/x
  3. Step 3: Cross multiply
    265,087,385,996.77x = 397,631,084,256.55 × 63,629,121,171.18
  4. Step 4: Simplify right side
    265,087,385,996.77x = 25,300,916,441,587,703,087,104
  5. Step 5: Solve for x
    x = 25,300,916,441,587,703,087,104/265,087,385,996.77
  6. Step 6: Final answer
    x = 95,443,683,019.67

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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.