Home / 85,409,962.84-117,865,812.59-46,251,782.52

Finding the Fourth Proportional to 85,409,962.84, 117,865,812.59 and 46,251,782.52

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Solution

The fourth proportional to 85,409,962.84, 117,865,812.59 and 46,251,782.52 is: 63,827,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,409,962.84 : 117,865,812.59 = 46,251,782.52 : x
  2. Step 2: Convert to fraction form
    85,409,962.84/117,865,812.59 = 46,251,782.52/x
  3. Step 3: Cross multiply
    85,409,962.84x = 117,865,812.59 × 46,251,782.52
  4. Step 4: Simplify right side
    85,409,962.84x = 5,451,503,930,455,758
  5. Step 5: Solve for x
    x = 5,451,503,930,455,758/85,409,962.84
  6. Step 6: Final answer
    x = 63,827,494.47

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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.