Home / 4,912,805,856.29-7,361,710,102.71-2,916,917,606.84

Finding the Fourth Proportional to 4,912,805,856.29, 7,361,710,102.71 and 2,916,917,606.84

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Solution

The fourth proportional to 4,912,805,856.29, 7,361,710,102.71 and 2,916,917,606.84 is: 4,370,924,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,805,856.29 : 7,361,710,102.71 = 2,916,917,606.84 : x
  2. Step 2: Convert to fraction form
    4,912,805,856.29/7,361,710,102.71 = 2,916,917,606.84/x
  3. Step 3: Cross multiply
    4,912,805,856.29x = 7,361,710,102.71 × 2,916,917,606.84
  4. Step 4: Simplify right side
    4,912,805,856.29x = 21,473,501,815,009,894,400
  5. Step 5: Solve for x
    x = 21,473,501,815,009,894,400/4,912,805,856.29
  6. Step 6: Final answer
    x = 4,370,924,160.89

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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.