Home / 372,731,877.72-514,408,255.20-224,101,413.72

Finding the Fourth Proportional to 372,731,877.72, 514,408,255.20 and 224,101,413.72

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Solution

The fourth proportional to 372,731,877.72, 514,408,255.20 and 224,101,413.72 is: 309,282,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,731,877.72 : 514,408,255.20 = 224,101,413.72 : x
  2. Step 2: Convert to fraction form
    372,731,877.72/514,408,255.20 = 224,101,413.72/x
  3. Step 3: Cross multiply
    372,731,877.72x = 514,408,255.20 × 224,101,413.72
  4. Step 4: Simplify right side
    372,731,877.72x = 115,279,617,219,558,544
  5. Step 5: Solve for x
    x = 115,279,617,219,558,544/372,731,877.72
  6. Step 6: Final answer
    x = 309,282,956.76

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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.