Home / 340,713,047.10-511,069,570.65-218,269,040.70

Finding the Fourth Proportional to 340,713,047.10, 511,069,570.65 and 218,269,040.70

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Solution

The fourth proportional to 340,713,047.10, 511,069,570.65 and 218,269,040.70 is: 327,403,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,713,047.10 : 511,069,570.65 = 218,269,040.70 : x
  2. Step 2: Convert to fraction form
    340,713,047.10/511,069,570.65 = 218,269,040.70/x
  3. Step 3: Cross multiply
    340,713,047.10x = 511,069,570.65 × 218,269,040.70
  4. Step 4: Simplify right side
    340,713,047.10x = 111,550,664,916,736,368
  5. Step 5: Solve for x
    x = 111,550,664,916,736,368/340,713,047.10
  6. Step 6: Final answer
    x = 327,403,561.05

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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.