Home / 366,718,619.80-549,888,972.90-136,569,237.40

Finding the Fourth Proportional to 366,718,619.80, 549,888,972.90 and 136,569,237.40

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Solution

The fourth proportional to 366,718,619.80, 549,888,972.90 and 136,569,237.40 is: 204,783,486.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,718,619.80 : 549,888,972.90 = 136,569,237.40 : x
  2. Step 2: Convert to fraction form
    366,718,619.80/549,888,972.90 = 136,569,237.40/x
  3. Step 3: Cross multiply
    366,718,619.80x = 549,888,972.90 × 136,569,237.40
  4. Step 4: Simplify right side
    366,718,619.80x = 75,097,917,683,622,272
  5. Step 5: Solve for x
    x = 75,097,917,683,622,272/366,718,619.80
  6. Step 6: Final answer
    x = 204,783,486.93

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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.