Home / 1,026,362,738.40-1,416,410,452.02-580,316,520.16

Finding the Fourth Proportional to 1,026,362,738.40, 1,416,410,452.02 and 580,316,520.16

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Solution

The fourth proportional to 1,026,362,738.40, 1,416,410,452.02 and 580,316,520.16 is: 800,853,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,362,738.40 : 1,416,410,452.02 = 580,316,520.16 : x
  2. Step 2: Convert to fraction form
    1,026,362,738.40/1,416,410,452.02 = 580,316,520.16/x
  3. Step 3: Cross multiply
    1,026,362,738.40x = 1,416,410,452.02 × 580,316,520.16
  4. Step 4: Simplify right side
    1,026,362,738.40x = 821,966,384,634,498,944
  5. Step 5: Solve for x
    x = 821,966,384,634,498,944/1,026,362,738.40
  6. Step 6: Final answer
    x = 800,853,688.35

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Double scale
Find fourth proportional to 1,026,362,739.40, 1,416,410,453.40 and 580,316,521.16
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.