Home / 2,848,773,843.15-3,931,330,986.25-1,578,636,042.93

Finding the Fourth Proportional to 2,848,773,843.15, 3,931,330,986.25 and 1,578,636,042.93

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Solution

The fourth proportional to 2,848,773,843.15, 3,931,330,986.25 and 1,578,636,042.93 is: 2,178,530,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,773,843.15 : 3,931,330,986.25 = 1,578,636,042.93 : x
  2. Step 2: Convert to fraction form
    2,848,773,843.15/3,931,330,986.25 = 1,578,636,042.93/x
  3. Step 3: Cross multiply
    2,848,773,843.15x = 3,931,330,986.25 × 1,578,636,042.93
  4. Step 4: Simplify right side
    2,848,773,843.15x = 6,206,140,791,577,847,808
  5. Step 5: Solve for x
    x = 6,206,140,791,577,847,808/2,848,773,843.15
  6. Step 6: Final answer
    x = 2,178,530,530.43

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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.