Home / 266,713,056.04-399,551,927.58-196,555,870.60

Finding the Fourth Proportional to 266,713,056.04, 399,551,927.58 and 196,555,870.60

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Solution

The fourth proportional to 266,713,056.04, 399,551,927.58 and 196,555,870.60 is: 294,452,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,713,056.04 : 399,551,927.58 = 196,555,870.60 : x
  2. Step 2: Convert to fraction form
    266,713,056.04/399,551,927.58 = 196,555,870.60/x
  3. Step 3: Cross multiply
    266,713,056.04x = 399,551,927.58 × 196,555,870.60
  4. Step 4: Simplify right side
    266,713,056.04x = 78,534,276,975,395,040
  5. Step 5: Solve for x
    x = 78,534,276,975,395,040/266,713,056.04
  6. Step 6: Final answer
    x = 294,452,315.69

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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.