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Finding the Fourth Proportional to 73,997,960.40, 110,996,940.60 and 73,997,960.40

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Solution

The fourth proportional to 73,997,960.40, 110,996,940.60 and 73,997,960.40 is: 110,996,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,997,960.40 : 110,996,940.60 = 73,997,960.40 : x
  2. Step 2: Convert to fraction form
    73,997,960.40/110,996,940.60 = 73,997,960.40/x
  3. Step 3: Cross multiply
    73,997,960.40x = 110,996,940.60 × 73,997,960.40
  4. Step 4: Simplify right side
    73,997,960.40x = 8,213,547,215,039,952
  5. Step 5: Solve for x
    x = 8,213,547,215,039,952/73,997,960.40
  6. Step 6: Final answer
    x = 110,996,940.60

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1.5x scale

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.