Home / 227,572,882.50-314,016,795-138,218,328.24

Finding the Fourth Proportional to 227,572,882.50, 314,016,795 and 138,218,328.24

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Solution

The fourth proportional to 227,572,882.50, 314,016,795 and 138,218,328.24 is: 190,720,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,572,882.50 : 314,016,795 = 138,218,328.24 : x
  2. Step 2: Convert to fraction form
    227,572,882.50/314,016,795 = 138,218,328.24/x
  3. Step 3: Cross multiply
    227,572,882.50x = 314,016,795 × 138,218,328.24
  4. Step 4: Simplify right side
    227,572,882.50x = 43,402,876,444,182,792
  5. Step 5: Solve for x
    x = 43,402,876,444,182,792/227,572,882.50
  6. Step 6: Final answer
    x = 190,720,774.67

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1.5x scale

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.