Home / 145,012,366.55-217,516,415.42-35,837,531.60

Finding the Fourth Proportional to 145,012,366.55, 217,516,415.42 and 35,837,531.60

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Solution

The fourth proportional to 145,012,366.55, 217,516,415.42 and 35,837,531.60 is: 53,755,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,012,366.55 : 217,516,415.42 = 35,837,531.60 : x
  2. Step 2: Convert to fraction form
    145,012,366.55/217,516,415.42 = 35,837,531.60/x
  3. Step 3: Cross multiply
    145,012,366.55x = 217,516,415.42 × 35,837,531.60
  4. Step 4: Simplify right side
    145,012,366.55x = 7,795,251,410,134,989
  5. Step 5: Solve for x
    x = 7,795,251,410,134,989/145,012,366.55
  6. Step 6: Final answer
    x = 53,755,769.91

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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.