Home / 1,556,570,968,567.40-2,335,208,521,360-840,259,540,844.72

Finding the Fourth Proportional to 1,556,570,968,567.40, 2,335,208,521,360 and 840,259,540,844.72

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Solution

The fourth proportional to 1,556,570,968,567.40, 2,335,208,521,360 and 840,259,540,844.72 is: 1,260,579,362,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,570,968,567.40 : 2,335,208,521,360 = 840,259,540,844.72 : x
  2. Step 2: Convert to fraction form
    1,556,570,968,567.40/2,335,208,521,360 = 840,259,540,844.72/x
  3. Step 3: Cross multiply
    1,556,570,968,567.40x = 2,335,208,521,360 × 840,259,540,844.72
  4. Step 4: Simplify right side
    1,556,570,968,567.40x = 1,962,181,239,934,630,966,067,200
  5. Step 5: Solve for x
    x = 1,962,181,239,934,630,966,067,200/1,556,570,968,567.40
  6. Step 6: Final answer
    x = 1,260,579,362,944.52

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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.