Home / 774,507,597.89-1,162,104,471.59-405,954,962.01

Finding the Fourth Proportional to 774,507,597.89, 1,162,104,471.59 and 405,954,962.01

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Solution

The fourth proportional to 774,507,597.89, 1,162,104,471.59 and 405,954,962.01 is: 609,112,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,507,597.89 : 1,162,104,471.59 = 405,954,962.01 : x
  2. Step 2: Convert to fraction form
    774,507,597.89/1,162,104,471.59 = 405,954,962.01/x
  3. Step 3: Cross multiply
    774,507,597.89x = 1,162,104,471.59 × 405,954,962.01
  4. Step 4: Simplify right side
    774,507,597.89x = 471,762,076,613,939,776
  5. Step 5: Solve for x
    x = 471,762,076,613,939,776/774,507,597.89
  6. Step 6: Final answer
    x = 609,112,264.23

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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.