Home / 147,522,840.96-221,284,792.80-45,286,883.52

Finding the Fourth Proportional to 147,522,840.96, 221,284,792.80 and 45,286,883.52

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Solution

The fourth proportional to 147,522,840.96, 221,284,792.80 and 45,286,883.52 is: 67,930,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,522,840.96 : 221,284,792.80 = 45,286,883.52 : x
  2. Step 2: Convert to fraction form
    147,522,840.96/221,284,792.80 = 45,286,883.52/x
  3. Step 3: Cross multiply
    147,522,840.96x = 221,284,792.80 × 45,286,883.52
  4. Step 4: Simplify right side
    147,522,840.96x = 10,021,298,636,280,936
  5. Step 5: Solve for x
    x = 10,021,298,636,280,936/147,522,840.96
  6. Step 6: Final answer
    x = 67,930,488.40

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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.