Home / 334,284,003.10-501,426,004.65-257,756,499.10

Finding the Fourth Proportional to 334,284,003.10, 501,426,004.65 and 257,756,499.10

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Solution

The fourth proportional to 334,284,003.10, 501,426,004.65 and 257,756,499.10 is: 386,634,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,284,003.10 : 501,426,004.65 = 257,756,499.10 : x
  2. Step 2: Convert to fraction form
    334,284,003.10/501,426,004.65 = 257,756,499.10/x
  3. Step 3: Cross multiply
    334,284,003.10x = 501,426,004.65 × 257,756,499.10
  4. Step 4: Simplify right side
    334,284,003.10x = 129,245,811,516,284,304
  5. Step 5: Solve for x
    x = 129,245,811,516,284,304/334,284,003.10
  6. Step 6: Final answer
    x = 386,634,748.65

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Double scale
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Similar ratio
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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.