Home / 334,284,008.60-501,426,012.90-257,756,504.60

Finding the Fourth Proportional to 334,284,008.60, 501,426,012.90 and 257,756,504.60

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Solution

The fourth proportional to 334,284,008.60, 501,426,012.90 and 257,756,504.60 is: 386,634,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,284,008.60 : 501,426,012.90 = 257,756,504.60 : x
  2. Step 2: Convert to fraction form
    334,284,008.60/501,426,012.90 = 257,756,504.60/x
  3. Step 3: Cross multiply
    334,284,008.60x = 501,426,012.90 × 257,756,504.60
  4. Step 4: Simplify right side
    334,284,008.60x = 129,245,816,400,618,496
  5. Step 5: Solve for x
    x = 129,245,816,400,618,496/334,284,008.60
  6. Step 6: Final answer
    x = 386,634,756.90

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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.