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Finding the Fourth Proportional to 909,945,848.24, 1,364,957,616.72 and 357,368,032.16

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Solution

The fourth proportional to 909,945,848.24, 1,364,957,616.72 and 357,368,032.16 is: 536,067,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,945,848.24 : 1,364,957,616.72 = 357,368,032.16 : x
  2. Step 2: Convert to fraction form
    909,945,848.24/1,364,957,616.72 = 357,368,032.16/x
  3. Step 3: Cross multiply
    909,945,848.24x = 1,364,957,616.72 × 357,368,032.16
  4. Step 4: Simplify right side
    909,945,848.24x = 487,792,217,469,029,952
  5. Step 5: Solve for x
    x = 487,792,217,469,029,952/909,945,848.24
  6. Step 6: Final answer
    x = 536,067,303.80

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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.