Home / 1,420,376,600,704.90-2,130,878,281,127.80-414,300,116,618.48

Finding the Fourth Proportional to 1,420,376,600,704.90, 2,130,878,281,127.80 and 414,300,116,618.48

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Solution

The fourth proportional to 1,420,376,600,704.90, 2,130,878,281,127.80 and 414,300,116,618.48 is: 621,541,582,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,376,600,704.90 : 2,130,878,281,127.80 = 414,300,116,618.48 : x
  2. Step 2: Convert to fraction form
    1,420,376,600,704.90/2,130,878,281,127.80 = 414,300,116,618.48/x
  3. Step 3: Cross multiply
    1,420,376,600,704.90x = 2,130,878,281,127.80 × 414,300,116,618.48
  4. Step 4: Simplify right side
    1,420,376,600,704.90x = 882,823,120,371,033,722,322,944
  5. Step 5: Solve for x
    x = 882,823,120,371,033,722,322,944/1,420,376,600,704.90
  6. Step 6: Final answer
    x = 621,541,582,656.96

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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.