Home / 1,511,544,445,060.80-2,268,930,155,218.60-651,443,077,698.40

Finding the Fourth Proportional to 1,511,544,445,060.80, 2,268,930,155,218.60 and 651,443,077,698.40

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Solution

The fourth proportional to 1,511,544,445,060.80, 2,268,930,155,218.60 and 651,443,077,698.40 is: 977,859,994,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,544,445,060.80 : 2,268,930,155,218.60 = 651,443,077,698.40 : x
  2. Step 2: Convert to fraction form
    1,511,544,445,060.80/2,268,930,155,218.60 = 651,443,077,698.40/x
  3. Step 3: Cross multiply
    1,511,544,445,060.80x = 2,268,930,155,218.60 × 651,443,077,698.40
  4. Step 4: Simplify right side
    1,511,544,445,060.80x = 1,478,078,843,398,313,222,340,608
  5. Step 5: Solve for x
    x = 1,478,078,843,398,313,222,340,608/1,511,544,445,060.80
  6. Step 6: Final answer
    x = 977,859,994,939.72

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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.