Home / 1,511,544,445,053.30-2,268,930,155,207.40-651,443,077,690.90

Finding the Fourth Proportional to 1,511,544,445,053.30, 2,268,930,155,207.40 and 651,443,077,690.90

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Solution

The fourth proportional to 1,511,544,445,053.30, 2,268,930,155,207.40 and 651,443,077,690.90 is: 977,859,994,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,544,445,053.30 : 2,268,930,155,207.40 = 651,443,077,690.90 : x
  2. Step 2: Convert to fraction form
    1,511,544,445,053.30/2,268,930,155,207.40 = 651,443,077,690.90/x
  3. Step 3: Cross multiply
    1,511,544,445,053.30x = 2,268,930,155,207.40 × 651,443,077,690.90
  4. Step 4: Simplify right side
    1,511,544,445,053.30x = 1,478,078,843,373,999,949,348,864
  5. Step 5: Solve for x
    x = 1,478,078,843,373,999,949,348,864/1,511,544,445,053.30
  6. Step 6: Final answer
    x = 977,859,994,928.49

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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.