Home / 79,208,949,853.69-118,862,295,014.50-36,705,924,809.34

Finding the Fourth Proportional to 79,208,949,853.69, 118,862,295,014.50 and 36,705,924,809.34

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Solution

The fourth proportional to 79,208,949,853.69, 118,862,295,014.50 and 36,705,924,809.34 is: 55,081,533,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,208,949,853.69 : 118,862,295,014.50 = 36,705,924,809.34 : x
  2. Step 2: Convert to fraction form
    79,208,949,853.69/118,862,295,014.50 = 36,705,924,809.34/x
  3. Step 3: Cross multiply
    79,208,949,853.69x = 118,862,295,014.50 × 36,705,924,809.34
  4. Step 4: Simplify right side
    79,208,949,853.69x = 4,362,950,463,467,825,397,760
  5. Step 5: Solve for x
    x = 4,362,950,463,467,825,397,760/79,208,949,853.69
  6. Step 6: Final answer
    x = 55,081,533,987.34

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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.