Home / 94,787,268.12-142,180,902.05-65,549,128.23

Finding the Fourth Proportional to 94,787,268.12, 142,180,902.05 and 65,549,128.23

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Solution

The fourth proportional to 94,787,268.12, 142,180,902.05 and 65,549,128.23 is: 98,323,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,787,268.12 : 142,180,902.05 = 65,549,128.23 : x
  2. Step 2: Convert to fraction form
    94,787,268.12/142,180,902.05 = 65,549,128.23/x
  3. Step 3: Cross multiply
    94,787,268.12x = 142,180,902.05 × 65,549,128.23
  4. Step 4: Simplify right side
    94,787,268.12x = 9,319,834,180,004,772
  5. Step 5: Solve for x
    x = 9,319,834,180,004,772/94,787,268.12
  6. Step 6: Final answer
    x = 98,323,692.25

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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.