Home / 10,915,090,973.70-16,372,638,031.95-2,633,978,051.70

Finding the Fourth Proportional to 10,915,090,973.70, 16,372,638,031.95 and 2,633,978,051.70

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Solution

The fourth proportional to 10,915,090,973.70, 16,372,638,031.95 and 2,633,978,051.70 is: 3,950,967,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,090,973.70 : 16,372,638,031.95 = 2,633,978,051.70 : x
  2. Step 2: Convert to fraction form
    10,915,090,973.70/16,372,638,031.95 = 2,633,978,051.70/x
  3. Step 3: Cross multiply
    10,915,090,973.70x = 16,372,638,031.95 × 2,633,978,051.70
  4. Step 4: Simplify right side
    10,915,090,973.70x = 43,125,169,224,584,978,432
  5. Step 5: Solve for x
    x = 43,125,169,224,584,978,432/10,915,090,973.70
  6. Step 6: Final answer
    x = 3,950,967,456.75

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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.