Home / 7,721,875,335-11,581,089,218.82-3,580,780,765.08

Finding the Fourth Proportional to 7,721,875,335, 11,581,089,218.82 and 3,580,780,765.08

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Solution

The fourth proportional to 7,721,875,335, 11,581,089,218.82 and 3,580,780,765.08 is: 5,370,371,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,875,335 : 11,581,089,218.82 = 3,580,780,765.08 : x
  2. Step 2: Convert to fraction form
    7,721,875,335/11,581,089,218.82 = 3,580,780,765.08/x
  3. Step 3: Cross multiply
    7,721,875,335x = 11,581,089,218.82 × 3,580,780,765.08
  4. Step 4: Simplify right side
    7,721,875,335x = 41,469,341,513,426,018,304
  5. Step 5: Solve for x
    x = 41,469,341,513,426,018,304/7,721,875,335
  6. Step 6: Final answer
    x = 5,370,371,796.27

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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.