Home / 84,068,674.32-116,014,718.16-45,437,506.32

Finding the Fourth Proportional to 84,068,674.32, 116,014,718.16 and 45,437,506.32

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Solution

The fourth proportional to 84,068,674.32, 116,014,718.16 and 45,437,506.32 is: 62,703,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,068,674.32 : 116,014,718.16 = 45,437,506.32 : x
  2. Step 2: Convert to fraction form
    84,068,674.32/116,014,718.16 = 45,437,506.32/x
  3. Step 3: Cross multiply
    84,068,674.32x = 116,014,718.16 × 45,437,506.32
  4. Step 4: Simplify right side
    84,068,674.32x = 5,271,419,489,608,019
  5. Step 5: Solve for x
    x = 5,271,419,489,608,019/84,068,674.32
  6. Step 6: Final answer
    x = 62,703,730.40

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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.