Home / 98,364,081.60-147,640,600.80-49,896,662.40

Finding the Fourth Proportional to 98,364,081.60, 147,640,600.80 and 49,896,662.40

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Solution

The fourth proportional to 98,364,081.60, 147,640,600.80 and 49,896,662.40 is: 74,892,919.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,364,081.60 : 147,640,600.80 = 49,896,662.40 : x
  2. Step 2: Convert to fraction form
    98,364,081.60/147,640,600.80 = 49,896,662.40/x
  3. Step 3: Cross multiply
    98,364,081.60x = 147,640,600.80 × 49,896,662.40
  4. Step 4: Simplify right side
    98,364,081.60x = 7,366,773,214,650,770
  5. Step 5: Solve for x
    x = 7,366,773,214,650,770/98,364,081.60
  6. Step 6: Final answer
    x = 74,892,919.19

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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.