Home / 207,896,664,120.42-311,307,927,853.41-143,483,112,084.18

Finding the Fourth Proportional to 207,896,664,120.42, 311,307,927,853.41 and 143,483,112,084.18

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Solution

The fourth proportional to 207,896,664,120.42, 311,307,927,853.41 and 143,483,112,084.18 is: 214,854,002,077.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,896,664,120.42 : 311,307,927,853.41 = 143,483,112,084.18 : x
  2. Step 2: Convert to fraction form
    207,896,664,120.42/311,307,927,853.41 = 143,483,112,084.18/x
  3. Step 3: Cross multiply
    207,896,664,120.42x = 311,307,927,853.41 × 143,483,112,084.18
  4. Step 4: Simplify right side
    207,896,664,120.42x = 44,667,430,304,884,637,827,072
  5. Step 5: Solve for x
    x = 44,667,430,304,884,637,827,072/207,896,664,120.42
  6. Step 6: Final answer
    x = 214,854,002,077.74

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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.