Home / 372,217,707.95-558,327,261.77-153,628,282.67

Finding the Fourth Proportional to 372,217,707.95, 558,327,261.77 and 153,628,282.67

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Solution

The fourth proportional to 372,217,707.95, 558,327,261.77 and 153,628,282.67 is: 230,442,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,217,707.95 : 558,327,261.77 = 153,628,282.67 : x
  2. Step 2: Convert to fraction form
    372,217,707.95/558,327,261.77 = 153,628,282.67/x
  3. Step 3: Cross multiply
    372,217,707.95x = 558,327,261.77 × 153,628,282.67
  4. Step 4: Simplify right side
    372,217,707.95x = 85,774,858,394,196,320
  5. Step 5: Solve for x
    x = 85,774,858,394,196,320/372,217,707.95
  6. Step 6: Final answer
    x = 230,442,712.86

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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.