Home / 98,846,996.94-136,409,965.40-56,466,169.12

Finding the Fourth Proportional to 98,846,996.94, 136,409,965.40 and 56,466,169.12

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Solution

The fourth proportional to 98,846,996.94, 136,409,965.40 and 56,466,169.12 is: 77,923,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,846,996.94 : 136,409,965.40 = 56,466,169.12 : x
  2. Step 2: Convert to fraction form
    98,846,996.94/136,409,965.40 = 56,466,169.12/x
  3. Step 3: Cross multiply
    98,846,996.94x = 136,409,965.40 × 56,466,169.12
  4. Step 4: Simplify right side
    98,846,996.94x = 7,702,548,175,929,748
  5. Step 5: Solve for x
    x = 7,702,548,175,929,748/98,846,996.94
  6. Step 6: Final answer
    x = 77,923,947.26

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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.