Home / 3,174,890,534.60-4,381,594,348.44-1,904,779,316.78

Finding the Fourth Proportional to 3,174,890,534.60, 4,381,594,348.44 and 1,904,779,316.78

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Solution

The fourth proportional to 3,174,890,534.60, 4,381,594,348.44 and 1,904,779,316.78 is: 2,628,742,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,890,534.60 : 4,381,594,348.44 = 1,904,779,316.78 : x
  2. Step 2: Convert to fraction form
    3,174,890,534.60/4,381,594,348.44 = 1,904,779,316.78/x
  3. Step 3: Cross multiply
    3,174,890,534.60x = 4,381,594,348.44 × 1,904,779,316.78
  4. Step 4: Simplify right side
    3,174,890,534.60x = 8,345,970,289,428,652,032
  5. Step 5: Solve for x
    x = 8,345,970,289,428,652,032/3,174,890,534.60
  6. Step 6: Final answer
    x = 2,628,742,691.59

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Why These Related Problems?

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