Home / 1,049,344,036.20-1,574,016,054.30-322,368,906.60

Finding the Fourth Proportional to 1,049,344,036.20, 1,574,016,054.30 and 322,368,906.60

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Solution

The fourth proportional to 1,049,344,036.20, 1,574,016,054.30 and 322,368,906.60 is: 483,553,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,344,036.20 : 1,574,016,054.30 = 322,368,906.60 : x
  2. Step 2: Convert to fraction form
    1,049,344,036.20/1,574,016,054.30 = 322,368,906.60/x
  3. Step 3: Cross multiply
    1,049,344,036.20x = 1,574,016,054.30 × 322,368,906.60
  4. Step 4: Simplify right side
    1,049,344,036.20x = 507,413,834,395,537,280
  5. Step 5: Solve for x
    x = 507,413,834,395,537,280/1,049,344,036.20
  6. Step 6: Final answer
    x = 483,553,359.90

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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.