Home / 84,068,712.32-116,014,770.60-45,437,544.32

Finding the Fourth Proportional to 84,068,712.32, 116,014,770.60 and 45,437,544.32

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Solution

The fourth proportional to 84,068,712.32, 116,014,770.60 and 45,437,544.32 is: 62,703,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,068,712.32 : 116,014,770.60 = 45,437,544.32 : x
  2. Step 2: Convert to fraction form
    84,068,712.32/116,014,770.60 = 45,437,544.32/x
  3. Step 3: Cross multiply
    84,068,712.32x = 116,014,770.60 × 45,437,544.32
  4. Step 4: Simplify right side
    84,068,712.32x = 5,271,426,280,912,133
  5. Step 5: Solve for x
    x = 5,271,426,280,912,133/84,068,712.32
  6. Step 6: Final answer
    x = 62,703,782.84

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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.