Home / 117,735,485.04-162,474,969.93-65,536,851.87

Finding the Fourth Proportional to 117,735,485.04, 162,474,969.93 and 65,536,851.87

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Solution

The fourth proportional to 117,735,485.04, 162,474,969.93 and 65,536,851.87 is: 90,440,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,735,485.04 : 162,474,969.93 = 65,536,851.87 : x
  2. Step 2: Convert to fraction form
    117,735,485.04/162,474,969.93 = 65,536,851.87/x
  3. Step 3: Cross multiply
    117,735,485.04x = 162,474,969.93 × 65,536,851.87
  4. Step 4: Simplify right side
    117,735,485.04x = 10,648,098,036,639,352
  5. Step 5: Solve for x
    x = 10,648,098,036,639,352/117,735,485.04
  6. Step 6: Final answer
    x = 90,440,855.90

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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.