Home / 65,071,568.73-89,798,938.89-35,302,216.70

Finding the Fourth Proportional to 65,071,568.73, 89,798,938.89 and 35,302,216.70

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Solution

The fourth proportional to 65,071,568.73, 89,798,938.89 and 35,302,216.70 is: 48,717,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,071,568.73 : 89,798,938.89 = 35,302,216.70 : x
  2. Step 2: Convert to fraction form
    65,071,568.73/89,798,938.89 = 35,302,216.70/x
  3. Step 3: Cross multiply
    65,071,568.73x = 89,798,938.89 × 35,302,216.70
  4. Step 4: Simplify right side
    65,071,568.73x = 3,170,101,600,415,526.50
  5. Step 5: Solve for x
    x = 3,170,101,600,415,526.50/65,071,568.73
  6. Step 6: Final answer
    x = 48,717,153.47

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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.