Home / 1,721,455,730.82-2,582,510,959.08-1,191,900,362.22

Finding the Fourth Proportional to 1,721,455,730.82, 2,582,510,959.08 and 1,191,900,362.22

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Solution

The fourth proportional to 1,721,455,730.82, 2,582,510,959.08 and 1,191,900,362.22 is: 1,788,077,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,455,730.82 : 2,582,510,959.08 = 1,191,900,362.22 : x
  2. Step 2: Convert to fraction form
    1,721,455,730.82/2,582,510,959.08 = 1,191,900,362.22/x
  3. Step 3: Cross multiply
    1,721,455,730.82x = 2,582,510,959.08 × 1,191,900,362.22
  4. Step 4: Simplify right side
    1,721,455,730.82x = 3,078,095,747,564,571,648
  5. Step 5: Solve for x
    x = 3,078,095,747,564,571,648/1,721,455,730.82
  6. Step 6: Final answer
    x = 1,788,077,202.60

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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.