Home / 69,004,048,243.20-103,506,072,364.80-66,295,163,558.40

Finding the Fourth Proportional to 69,004,048,243.20, 103,506,072,364.80 and 66,295,163,558.40

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Solution

The fourth proportional to 69,004,048,243.20, 103,506,072,364.80 and 66,295,163,558.40 is: 99,442,745,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,004,048,243.20 : 103,506,072,364.80 = 66,295,163,558.40 : x
  2. Step 2: Convert to fraction form
    69,004,048,243.20/103,506,072,364.80 = 66,295,163,558.40/x
  3. Step 3: Cross multiply
    69,004,048,243.20x = 103,506,072,364.80 × 66,295,163,558.40
  4. Step 4: Simplify right side
    69,004,048,243.20x = 6,861,951,996,712,002,256,896
  5. Step 5: Solve for x
    x = 6,861,951,996,712,002,256,896/69,004,048,243.20
  6. Step 6: Final answer
    x = 99,442,745,337.60

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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.