Home / 79,716,164.20-119,574,246.30-69,638,468.20

Finding the Fourth Proportional to 79,716,164.20, 119,574,246.30 and 69,638,468.20

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Solution

The fourth proportional to 79,716,164.20, 119,574,246.30 and 69,638,468.20 is: 104,457,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,716,164.20 : 119,574,246.30 = 69,638,468.20 : x
  2. Step 2: Convert to fraction form
    79,716,164.20/119,574,246.30 = 69,638,468.20/x
  3. Step 3: Cross multiply
    79,716,164.20x = 119,574,246.30 × 69,638,468.20
  4. Step 4: Simplify right side
    79,716,164.20x = 8,326,967,348,501,518
  5. Step 5: Solve for x
    x = 8,326,967,348,501,518/79,716,164.20
  6. Step 6: Final answer
    x = 104,457,702.30

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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.