Home / 972,555,245.60-1,458,832,868.40-291,750,893.60

Finding the Fourth Proportional to 972,555,245.60, 1,458,832,868.40 and 291,750,893.60

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Solution

The fourth proportional to 972,555,245.60, 1,458,832,868.40 and 291,750,893.60 is: 437,626,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,555,245.60 : 1,458,832,868.40 = 291,750,893.60 : x
  2. Step 2: Convert to fraction form
    972,555,245.60/1,458,832,868.40 = 291,750,893.60/x
  3. Step 3: Cross multiply
    972,555,245.60x = 1,458,832,868.40 × 291,750,893.60
  4. Step 4: Simplify right side
    972,555,245.60x = 425,615,792,968,751,296
  5. Step 5: Solve for x
    x = 425,615,792,968,751,296/972,555,245.60
  6. Step 6: Final answer
    x = 437,626,340.40

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Double scale
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Similar ratio
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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.