Home / 1,672,030,248.20-2,508,045,372.30-1,121,032,219.40

Finding the Fourth Proportional to 1,672,030,248.20, 2,508,045,372.30 and 1,121,032,219.40

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Solution

The fourth proportional to 1,672,030,248.20, 2,508,045,372.30 and 1,121,032,219.40 is: 1,681,548,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,030,248.20 : 2,508,045,372.30 = 1,121,032,219.40 : x
  2. Step 2: Convert to fraction form
    1,672,030,248.20/2,508,045,372.30 = 1,121,032,219.40/x
  3. Step 3: Cross multiply
    1,672,030,248.20x = 2,508,045,372.30 × 1,121,032,219.40
  4. Step 4: Simplify right side
    1,672,030,248.20x = 2,811,599,670,065,368,576
  5. Step 5: Solve for x
    x = 2,811,599,670,065,368,576/1,672,030,248.20
  6. Step 6: Final answer
    x = 1,681,548,329.10

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Double scale
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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.