Home / 455,545,974.65-684,409,077.05-292,103,951.09

Finding the Fourth Proportional to 455,545,974.65, 684,409,077.05 and 292,103,951.09

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Solution

The fourth proportional to 455,545,974.65, 684,409,077.05 and 292,103,951.09 is: 438,854,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,545,974.65 : 684,409,077.05 = 292,103,951.09 : x
  2. Step 2: Convert to fraction form
    455,545,974.65/684,409,077.05 = 292,103,951.09/x
  3. Step 3: Cross multiply
    455,545,974.65x = 684,409,077.05 × 292,103,951.09
  4. Step 4: Simplify right side
    455,545,974.65x = 199,918,595,563,282,656
  5. Step 5: Solve for x
    x = 199,918,595,563,282,656/455,545,974.65
  6. Step 6: Final answer
    x = 438,854,927.25

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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.