Home / 374,716,927.71-517,109,485.32-205,181,888.13

Finding the Fourth Proportional to 374,716,927.71, 517,109,485.32 and 205,181,888.13

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Solution

The fourth proportional to 374,716,927.71, 517,109,485.32 and 205,181,888.13 is: 283,151,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,716,927.71 : 517,109,485.32 = 205,181,888.13 : x
  2. Step 2: Convert to fraction form
    374,716,927.71/517,109,485.32 = 205,181,888.13/x
  3. Step 3: Cross multiply
    374,716,927.71x = 517,109,485.32 × 205,181,888.13
  4. Step 4: Simplify right side
    374,716,927.71x = 106,101,500,567,890,112
  5. Step 5: Solve for x
    x = 106,101,500,567,890,112/374,716,927.71
  6. Step 6: Final answer
    x = 283,151,074.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.