Home / 231,927,418-320,051,681.76-127,504,729

Finding the Fourth Proportional to 231,927,418, 320,051,681.76 and 127,504,729

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Solution

The fourth proportional to 231,927,418, 320,051,681.76 and 127,504,729 is: 175,952,042.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927,418 : 320,051,681.76 = 127,504,729 : x
  2. Step 2: Convert to fraction form
    231,927,418/320,051,681.76 = 127,504,729/x
  3. Step 3: Cross multiply
    231,927,418x = 320,051,681.76 × 127,504,729
  4. Step 4: Simplify right side
    231,927,418x = 40,808,102,948,803,040
  5. Step 5: Solve for x
    x = 40,808,102,948,803,040/231,927,418
  6. Step 6: Final answer
    x = 175,952,042.67

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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.