Home / 230,367,022.40-345,550,533.60-215,250,478.40

Finding the Fourth Proportional to 230,367,022.40, 345,550,533.60 and 215,250,478.40

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Solution

The fourth proportional to 230,367,022.40, 345,550,533.60 and 215,250,478.40 is: 322,875,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,367,022.40 : 345,550,533.60 = 215,250,478.40 : x
  2. Step 2: Convert to fraction form
    230,367,022.40/345,550,533.60 = 215,250,478.40/x
  3. Step 3: Cross multiply
    230,367,022.40x = 345,550,533.60 × 215,250,478.40
  4. Step 4: Simplify right side
    230,367,022.40x = 74,379,917,668,775,280
  5. Step 5: Solve for x
    x = 74,379,917,668,775,280/230,367,022.40
  6. Step 6: Final answer
    x = 322,875,717.60

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1.5x scale

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.