Home / 1,173,123,002-1,616,965,119.60-1,142,071,130

Finding the Fourth Proportional to 1,173,123,002, 1,616,965,119.60 and 1,142,071,130

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Solution

The fourth proportional to 1,173,123,002, 1,616,965,119.60 and 1,142,071,130 is: 1,574,165,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,123,002 : 1,616,965,119.60 = 1,142,071,130 : x
  2. Step 2: Convert to fraction form
    1,173,123,002/1,616,965,119.60 = 1,142,071,130/x
  3. Step 3: Cross multiply
    1,173,123,002x = 1,616,965,119.60 × 1,142,071,130
  4. Step 4: Simplify right side
    1,173,123,002x = 1,846,689,181,312,156,928
  5. Step 5: Solve for x
    x = 1,846,689,181,312,156,928/1,173,123,002
  6. Step 6: Final answer
    x = 1,574,165,009.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.