Home / 207,211,792.48-285,944,777.22-114,390,307.24

Finding the Fourth Proportional to 207,211,792.48, 285,944,777.22 and 114,390,307.24

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Solution

The fourth proportional to 207,211,792.48, 285,944,777.22 and 114,390,307.24 is: 157,854,485.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,211,792.48 : 285,944,777.22 = 114,390,307.24 : x
  2. Step 2: Convert to fraction form
    207,211,792.48/285,944,777.22 = 114,390,307.24/x
  3. Step 3: Cross multiply
    207,211,792.48x = 285,944,777.22 × 114,390,307.24
  4. Step 4: Simplify right side
    207,211,792.48x = 32,709,310,919,869,156
  5. Step 5: Solve for x
    x = 32,709,310,919,869,156/207,211,792.48
  6. Step 6: Final answer
    x = 157,854,485.64

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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.