Home / 331,778,579.60-497,667,869.40-291,467,795.60

Finding the Fourth Proportional to 331,778,579.60, 497,667,869.40 and 291,467,795.60

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Solution

The fourth proportional to 331,778,579.60, 497,667,869.40 and 291,467,795.60 is: 437,201,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,778,579.60 : 497,667,869.40 = 291,467,795.60 : x
  2. Step 2: Convert to fraction form
    331,778,579.60/497,667,869.40 = 291,467,795.60/x
  3. Step 3: Cross multiply
    331,778,579.60x = 497,667,869.40 × 291,467,795.60
  4. Step 4: Simplify right side
    331,778,579.60x = 145,054,156,834,966,688
  5. Step 5: Solve for x
    x = 145,054,156,834,966,688/331,778,579.60
  6. Step 6: Final answer
    x = 437,201,693.40

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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.