Home / 111,359,636.10-153,679,792.52-64,315,835.64

Finding the Fourth Proportional to 111,359,636.10, 153,679,792.52 and 64,315,835.64

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Solution

The fourth proportional to 111,359,636.10, 153,679,792.52 and 64,315,835.64 is: 88,757,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,359,636.10 : 153,679,792.52 = 64,315,835.64 : x
  2. Step 2: Convert to fraction form
    111,359,636.10/153,679,792.52 = 64,315,835.64/x
  3. Step 3: Cross multiply
    111,359,636.10x = 153,679,792.52 × 64,315,835.64
  4. Step 4: Simplify right side
    111,359,636.10x = 9,884,044,276,905,622
  5. Step 5: Solve for x
    x = 9,884,044,276,905,622/111,359,636.10
  6. Step 6: Final answer
    x = 88,757,871.55

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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.