Home / 2,165,411,955.46-3,247,597,858.80-999,760,485.37

Finding the Fourth Proportional to 2,165,411,955.46, 3,247,597,858.80 and 999,760,485.37

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Solution

The fourth proportional to 2,165,411,955.46, 3,247,597,858.80 and 999,760,485.37 is: 1,499,400,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,411,955.46 : 3,247,597,858.80 = 999,760,485.37 : x
  2. Step 2: Convert to fraction form
    2,165,411,955.46/3,247,597,858.80 = 999,760,485.37/x
  3. Step 3: Cross multiply
    2,165,411,955.46x = 3,247,597,858.80 × 999,760,485.37
  4. Step 4: Simplify right side
    2,165,411,955.46x = 3,246,820,011,600,460,800
  5. Step 5: Solve for x
    x = 3,246,820,011,600,460,800/2,165,411,955.46
  6. Step 6: Final answer
    x = 1,499,400,612.16

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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.