Home / 366,718,612.80-549,888,962.40-136,569,230.40

Finding the Fourth Proportional to 366,718,612.80, 549,888,962.40 and 136,569,230.40

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Solution

The fourth proportional to 366,718,612.80, 549,888,962.40 and 136,569,230.40 is: 204,783,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,718,612.80 : 549,888,962.40 = 136,569,230.40 : x
  2. Step 2: Convert to fraction form
    366,718,612.80/549,888,962.40 = 136,569,230.40/x
  3. Step 3: Cross multiply
    366,718,612.80x = 549,888,962.40 × 136,569,230.40
  4. Step 4: Simplify right side
    366,718,612.80x = 75,097,912,400,422,544
  5. Step 5: Solve for x
    x = 75,097,912,400,422,544/366,718,612.80
  6. Step 6: Final answer
    x = 204,783,476.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.