Home / 83,880,952.74-115,696,086.08-55,989,600.39

Finding the Fourth Proportional to 83,880,952.74, 115,696,086.08 and 55,989,600.39

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Solution

The fourth proportional to 83,880,952.74, 115,696,086.08 and 55,989,600.39 is: 77,225,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,880,952.74 : 115,696,086.08 = 55,989,600.39 : x
  2. Step 2: Convert to fraction form
    83,880,952.74/115,696,086.08 = 55,989,600.39/x
  3. Step 3: Cross multiply
    83,880,952.74x = 115,696,086.08 × 55,989,600.39
  4. Step 4: Simplify right side
    83,880,952.74x = 6,477,777,626,026,294
  5. Step 5: Solve for x
    x = 6,477,777,626,026,294/83,880,952.74
  6. Step 6: Final answer
    x = 77,225,847.04

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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.