Home / 576,416,980.70-795,455,808.82-312,099,152.94

Finding the Fourth Proportional to 576,416,980.70, 795,455,808.82 and 312,099,152.94

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Solution

The fourth proportional to 576,416,980.70, 795,455,808.82 and 312,099,152.94 is: 430,697,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,416,980.70 : 795,455,808.82 = 312,099,152.94 : x
  2. Step 2: Convert to fraction form
    576,416,980.70/795,455,808.82 = 312,099,152.94/x
  3. Step 3: Cross multiply
    576,416,980.70x = 795,455,808.82 × 312,099,152.94
  4. Step 4: Simplify right side
    576,416,980.70x = 248,261,084,133,144,320
  5. Step 5: Solve for x
    x = 248,261,084,133,144,320/576,416,980.70
  6. Step 6: Final answer
    x = 430,697,034.35

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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.