Home / 744,079,840.74-1,026,763,439.09-430,835,196.51

Finding the Fourth Proportional to 744,079,840.74, 1,026,763,439.09 and 430,835,196.51

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Solution

The fourth proportional to 744,079,840.74, 1,026,763,439.09 and 430,835,196.51 is: 594,513,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,079,840.74 : 1,026,763,439.09 = 430,835,196.51 : x
  2. Step 2: Convert to fraction form
    744,079,840.74/1,026,763,439.09 = 430,835,196.51/x
  3. Step 3: Cross multiply
    744,079,840.74x = 1,026,763,439.09 × 430,835,196.51
  4. Step 4: Simplify right side
    744,079,840.74x = 442,365,828,047,469,376
  5. Step 5: Solve for x
    x = 442,365,828,047,469,376/744,079,840.74
  6. Step 6: Final answer
    x = 594,513,926.90

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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.