Home / 200,437,711-276,599,336.70-117,936,839.32

Finding the Fourth Proportional to 200,437,711, 276,599,336.70 and 117,936,839.32

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Solution

The fourth proportional to 200,437,711, 276,599,336.70 and 117,936,839.32 is: 162,750,070.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,437,711 : 276,599,336.70 = 117,936,839.32 : x
  2. Step 2: Convert to fraction form
    200,437,711/276,599,336.70 = 117,936,839.32/x
  3. Step 3: Cross multiply
    200,437,711x = 276,599,336.70 × 117,936,839.32
  4. Step 4: Simplify right side
    200,437,711x = 32,621,251,528,406,476
  5. Step 5: Solve for x
    x = 32,621,251,528,406,476/200,437,711
  6. Step 6: Final answer
    x = 162,750,070.16

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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.