Home / 441,533,302.65-609,342,712.06-243,294,557.54

Finding the Fourth Proportional to 441,533,302.65, 609,342,712.06 and 243,294,557.54

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Solution

The fourth proportional to 441,533,302.65, 609,342,712.06 and 243,294,557.54 is: 335,761,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,533,302.65 : 609,342,712.06 = 243,294,557.54 : x
  2. Step 2: Convert to fraction form
    441,533,302.65/609,342,712.06 = 243,294,557.54/x
  3. Step 3: Cross multiply
    441,533,302.65x = 609,342,712.06 × 243,294,557.54
  4. Step 4: Simplify right side
    441,533,302.65x = 148,249,765,518,698,464
  5. Step 5: Solve for x
    x = 148,249,765,518,698,464/441,533,302.65
  6. Step 6: Final answer
    x = 335,761,231.66

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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.