Home / 47,869,056,005.40-71,803,584,008.10-21,747,667,973.40

Finding the Fourth Proportional to 47,869,056,005.40, 71,803,584,008.10 and 21,747,667,973.40

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Solution

The fourth proportional to 47,869,056,005.40, 71,803,584,008.10 and 21,747,667,973.40 is: 32,621,501,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869,056,005.40 : 71,803,584,008.10 = 21,747,667,973.40 : x
  2. Step 2: Convert to fraction form
    47,869,056,005.40/71,803,584,008.10 = 21,747,667,973.40/x
  3. Step 3: Cross multiply
    47,869,056,005.40x = 71,803,584,008.10 × 21,747,667,973.40
  4. Step 4: Simplify right side
    47,869,056,005.40x = 1,561,560,504,308,292,911,104
  5. Step 5: Solve for x
    x = 1,561,560,504,308,292,911,104/47,869,056,005.40
  6. Step 6: Final answer
    x = 32,621,501,960.10

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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.