Home / 893,270,274.53-1,232,746,989.44-496,821,931.54

Finding the Fourth Proportional to 893,270,274.53, 1,232,746,989.44 and 496,821,931.54

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Solution

The fourth proportional to 893,270,274.53, 1,232,746,989.44 and 496,821,931.54 is: 685,633,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,270,274.53 : 1,232,746,989.44 = 496,821,931.54 : x
  2. Step 2: Convert to fraction form
    893,270,274.53/1,232,746,989.44 = 496,821,931.54/x
  3. Step 3: Cross multiply
    893,270,274.53x = 1,232,746,989.44 × 496,821,931.54
  4. Step 4: Simplify right side
    893,270,274.53x = 612,455,740,388,134,784
  5. Step 5: Solve for x
    x = 612,455,740,388,134,784/893,270,274.53
  6. Step 6: Final answer
    x = 685,633,181.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.