Home / 2,511,631,911.53-3,768,015,449.16-830,913,456.15

Finding the Fourth Proportional to 2,511,631,911.53, 3,768,015,449.16 and 830,913,456.15

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Solution

The fourth proportional to 2,511,631,911.53, 3,768,015,449.16 and 830,913,456.15 is: 1,246,557,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,631,911.53 : 3,768,015,449.16 = 830,913,456.15 : x
  2. Step 2: Convert to fraction form
    2,511,631,911.53/3,768,015,449.16 = 830,913,456.15/x
  3. Step 3: Cross multiply
    2,511,631,911.53x = 3,768,015,449.16 × 830,913,456.15
  4. Step 4: Simplify right side
    2,511,631,911.53x = 3,130,894,739,688,130,048
  5. Step 5: Solve for x
    x = 3,130,894,739,688,130,048/2,511,631,911.53
  6. Step 6: Final answer
    x = 1,246,557,955.14

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Double scale
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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.