Home / 210,410,242.41-290,375,101.98-117,590,747.52

Finding the Fourth Proportional to 210,410,242.41, 290,375,101.98 and 117,590,747.52

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Solution

The fourth proportional to 210,410,242.41, 290,375,101.98 and 117,590,747.52 is: 162,280,243.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,410,242.41 : 290,375,101.98 = 117,590,747.52 : x
  2. Step 2: Convert to fraction form
    210,410,242.41/290,375,101.98 = 117,590,747.52/x
  3. Step 3: Cross multiply
    210,410,242.41x = 290,375,101.98 × 117,590,747.52
  4. Step 4: Simplify right side
    210,410,242.41x = 34,145,425,303,024,432
  5. Step 5: Solve for x
    x = 34,145,425,303,024,432/210,410,242.41
  6. Step 6: Final answer
    x = 162,280,243.17

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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.