Home / 1,182,927,127.80-1,774,222,730.10-406,608,612.60

Finding the Fourth Proportional to 1,182,927,127.80, 1,774,222,730.10 and 406,608,612.60

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Solution

The fourth proportional to 1,182,927,127.80, 1,774,222,730.10 and 406,608,612.60 is: 609,855,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,927,127.80 : 1,774,222,730.10 = 406,608,612.60 : x
  2. Step 2: Convert to fraction form
    1,182,927,127.80/1,774,222,730.10 = 406,608,612.60/x
  3. Step 3: Cross multiply
    1,182,927,127.80x = 1,774,222,730.10 × 406,608,612.60
  4. Step 4: Simplify right side
    1,182,927,127.80x = 721,414,242,729,345,280
  5. Step 5: Solve for x
    x = 721,414,242,729,345,280/1,182,927,127.80
  6. Step 6: Final answer
    x = 609,855,185.31

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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.