Home / 836,362,928.46-1,154,181,433.37-460,048,147.28

Finding the Fourth Proportional to 836,362,928.46, 1,154,181,433.37 and 460,048,147.28

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Solution

The fourth proportional to 836,362,928.46, 1,154,181,433.37 and 460,048,147.28 is: 634,866,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,362,928.46 : 1,154,181,433.37 = 460,048,147.28 : x
  2. Step 2: Convert to fraction form
    836,362,928.46/1,154,181,433.37 = 460,048,147.28/x
  3. Step 3: Cross multiply
    836,362,928.46x = 1,154,181,433.37 × 460,048,147.28
  4. Step 4: Simplify right side
    836,362,928.46x = 530,979,030,046,843,200
  5. Step 5: Solve for x
    x = 530,979,030,046,843,200/836,362,928.46
  6. Step 6: Final answer
    x = 634,866,768.93

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1.5x scale

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.