Home / 81,164,938.56-112,004,613.36-43,994,420.76

Finding the Fourth Proportional to 81,164,938.56, 112,004,613.36 and 43,994,420.76

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Solution

The fourth proportional to 81,164,938.56, 112,004,613.36 and 43,994,420.76 is: 60,710,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,164,938.56 : 112,004,613.36 = 43,994,420.76 : x
  2. Step 2: Convert to fraction form
    81,164,938.56/112,004,613.36 = 43,994,420.76/x
  3. Step 3: Cross multiply
    81,164,938.56x = 112,004,613.36 × 43,994,420.76
  4. Step 4: Simplify right side
    81,164,938.56x = 4,927,578,087,220,957
  5. Step 5: Solve for x
    x = 4,927,578,087,220,957/81,164,938.56
  6. Step 6: Final answer
    x = 60,710,673.53

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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.