Home / 612,641,537.72-845,450,717.84-334,184,299.64

Finding the Fourth Proportional to 612,641,537.72, 845,450,717.84 and 334,184,299.64

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Solution

The fourth proportional to 612,641,537.72, 845,450,717.84 and 334,184,299.64 is: 461,177,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,641,537.72 : 845,450,717.84 = 334,184,299.64 : x
  2. Step 2: Convert to fraction form
    612,641,537.72/845,450,717.84 = 334,184,299.64/x
  3. Step 3: Cross multiply
    612,641,537.72x = 845,450,717.84 × 334,184,299.64
  4. Step 4: Simplify right side
    612,641,537.72x = 282,536,356,021,495,648
  5. Step 5: Solve for x
    x = 282,536,356,021,495,648/612,641,537.72
  6. Step 6: Final answer
    x = 461,177,276.80

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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.