Home / 364,538,303.78-503,064,392.34-197,274,572.90

Finding the Fourth Proportional to 364,538,303.78, 503,064,392.34 and 197,274,572.90

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Solution

The fourth proportional to 364,538,303.78, 503,064,392.34 and 197,274,572.90 is: 272,239,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,538,303.78 : 503,064,392.34 = 197,274,572.90 : x
  2. Step 2: Convert to fraction form
    364,538,303.78/503,064,392.34 = 197,274,572.90/x
  3. Step 3: Cross multiply
    364,538,303.78x = 503,064,392.34 × 197,274,572.90
  4. Step 4: Simplify right side
    364,538,303.78x = 99,241,813,140,071,536
  5. Step 5: Solve for x
    x = 99,241,813,140,071,536/364,538,303.78
  6. Step 6: Final answer
    x = 272,239,740.27

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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.