Home / 379,184,515.48-523,248,201.02-214,140,198.52

Finding the Fourth Proportional to 379,184,515.48, 523,248,201.02 and 214,140,198.52

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Solution

The fourth proportional to 379,184,515.48, 523,248,201.02 and 214,140,198.52 is: 295,498,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,184,515.48 : 523,248,201.02 = 214,140,198.52 : x
  2. Step 2: Convert to fraction form
    379,184,515.48/523,248,201.02 = 214,140,198.52/x
  3. Step 3: Cross multiply
    379,184,515.48x = 523,248,201.02 × 214,140,198.52
  4. Step 4: Simplify right side
    379,184,515.48x = 112,048,473,641,655,664
  5. Step 5: Solve for x
    x = 112,048,473,641,655,664/379,184,515.48
  6. Step 6: Final answer
    x = 295,498,547.72

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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.