Home / 12,752,347,631.72-17,604,610,965.01-7,931,266,586.44

Finding the Fourth Proportional to 12,752,347,631.72, 17,604,610,965.01 and 7,931,266,586.44

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Solution

The fourth proportional to 12,752,347,631.72, 17,604,610,965.01 and 7,931,266,586.44 is: 10,949,110,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,752,347,631.72 : 17,604,610,965.01 = 7,931,266,586.44 : x
  2. Step 2: Convert to fraction form
    12,752,347,631.72/17,604,610,965.01 = 7,931,266,586.44/x
  3. Step 3: Cross multiply
    12,752,347,631.72x = 17,604,610,965.01 × 7,931,266,586.44
  4. Step 4: Simplify right side
    12,752,347,631.72x = 139,626,862,714,015,039,488
  5. Step 5: Solve for x
    x = 139,626,862,714,015,039,488/12,752,347,631.72
  6. Step 6: Final answer
    x = 10,949,110,449.81

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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.