Home / 493,157,186.94-739,643,297.64-247,447,848.72

Finding the Fourth Proportional to 493,157,186.94, 739,643,297.64 and 247,447,848.72

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Solution

The fourth proportional to 493,157,186.94, 739,643,297.64 and 247,447,848.72 is: 371,125,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,157,186.94 : 739,643,297.64 = 247,447,848.72 : x
  2. Step 2: Convert to fraction form
    493,157,186.94/739,643,297.64 = 247,447,848.72/x
  3. Step 3: Cross multiply
    493,157,186.94x = 739,643,297.64 × 247,447,848.72
  4. Step 4: Simplify right side
    493,157,186.94x = 183,023,142,821,184,640
  5. Step 5: Solve for x
    x = 183,023,142,821,184,640/493,157,186.94
  6. Step 6: Final answer
    x = 371,125,368.68

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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.