Home / 374,489,342.40-561,734,013.60-329,139,710.40

Finding the Fourth Proportional to 374,489,342.40, 561,734,013.60 and 329,139,710.40

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Solution

The fourth proportional to 374,489,342.40, 561,734,013.60 and 329,139,710.40 is: 493,709,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,489,342.40 : 561,734,013.60 = 329,139,710.40 : x
  2. Step 2: Convert to fraction form
    374,489,342.40/561,734,013.60 = 329,139,710.40/x
  3. Step 3: Cross multiply
    374,489,342.40x = 561,734,013.60 × 329,139,710.40
  4. Step 4: Simplify right side
    374,489,342.40x = 184,888,970,558,133,664
  5. Step 5: Solve for x
    x = 184,888,970,558,133,664/374,489,342.40
  6. Step 6: Final answer
    x = 493,709,565.60

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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.