Home / 107,409,718.10-160,736,663.55-98,339,791.70

Finding the Fourth Proportional to 107,409,718.10, 160,736,663.55 and 98,339,791.70

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Solution

The fourth proportional to 107,409,718.10, 160,736,663.55 and 98,339,791.70 is: 147,163,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,409,718.10 : 160,736,663.55 = 98,339,791.70 : x
  2. Step 2: Convert to fraction form
    107,409,718.10/160,736,663.55 = 98,339,791.70/x
  3. Step 3: Cross multiply
    107,409,718.10x = 160,736,663.55 × 98,339,791.70
  4. Step 4: Simplify right side
    107,409,718.10x = 15,806,810,012,059,984
  5. Step 5: Solve for x
    x = 15,806,810,012,059,984/107,409,718.10
  6. Step 6: Final answer
    x = 147,163,685.85

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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.