Home / 1,511,544,445,249-2,268,930,155,500.80-651,443,077,886.40

Finding the Fourth Proportional to 1,511,544,445,249, 2,268,930,155,500.80 and 651,443,077,886.40

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Solution

The fourth proportional to 1,511,544,445,249, 2,268,930,155,500.80 and 651,443,077,886.40 is: 977,859,995,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,544,445,249 : 2,268,930,155,500.80 = 651,443,077,886.40 : x
  2. Step 2: Convert to fraction form
    1,511,544,445,249/2,268,930,155,500.80 = 651,443,077,886.40/x
  3. Step 3: Cross multiply
    1,511,544,445,249x = 2,268,930,155,500.80 × 651,443,077,886.40
  4. Step 4: Simplify right side
    1,511,544,445,249x = 1,478,078,844,008,709,142,609,920
  5. Step 5: Solve for x
    x = 1,478,078,844,008,709,142,609,920/1,511,544,445,249
  6. Step 6: Final answer
    x = 977,859,995,221.79

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Double scale
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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.