Home / 287,763,035,231.08-397,097,256,094.50-157,526,695,452.44

Finding the Fourth Proportional to 287,763,035,231.08, 397,097,256,094.50 and 157,526,695,452.44

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Solution

The fourth proportional to 287,763,035,231.08, 397,097,256,094.50 and 157,526,695,452.44 is: 217,378,227,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,763,035,231.08 : 397,097,256,094.50 = 157,526,695,452.44 : x
  2. Step 2: Convert to fraction form
    287,763,035,231.08/397,097,256,094.50 = 157,526,695,452.44/x
  3. Step 3: Cross multiply
    287,763,035,231.08x = 397,097,256,094.50 × 157,526,695,452.44
  4. Step 4: Simplify right side
    287,763,035,231.08x = 62,553,418,525,797,875,974,144
  5. Step 5: Solve for x
    x = 62,553,418,525,797,875,974,144/287,763,035,231.08
  6. Step 6: Final answer
    x = 217,378,227,455.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.