Home / 266,713,055.04-399,551,926.08-196,555,869.60

Finding the Fourth Proportional to 266,713,055.04, 399,551,926.08 and 196,555,869.60

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Solution

The fourth proportional to 266,713,055.04, 399,551,926.08 and 196,555,869.60 is: 294,452,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,713,055.04 : 399,551,926.08 = 196,555,869.60 : x
  2. Step 2: Convert to fraction form
    266,713,055.04/399,551,926.08 = 196,555,869.60/x
  3. Step 3: Cross multiply
    266,713,055.04x = 399,551,926.08 × 196,555,869.60
  4. Step 4: Simplify right side
    266,713,055.04x = 78,534,276,281,009,312
  5. Step 5: Solve for x
    x = 78,534,276,281,009,312/266,713,055.04
  6. Step 6: Final answer
    x = 294,452,314.19

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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.