Home / 1,091,151,656.31-1,637,762,250.53-675,370,781.44

Finding the Fourth Proportional to 1,091,151,656.31, 1,637,762,250.53 and 675,370,781.44

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Solution

The fourth proportional to 1,091,151,656.31, 1,637,762,250.53 and 675,370,781.44 is: 1,013,696,642.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,151,656.31 : 1,637,762,250.53 = 675,370,781.44 : x
  2. Step 2: Convert to fraction form
    1,091,151,656.31/1,637,762,250.53 = 675,370,781.44/x
  3. Step 3: Cross multiply
    1,091,151,656.31x = 1,637,762,250.53 × 675,370,781.44
  4. Step 4: Simplify right side
    1,091,151,656.31x = 1,106,096,770,953,379,200
  5. Step 5: Solve for x
    x = 1,106,096,770,953,379,200/1,091,151,656.31
  6. Step 6: Final answer
    x = 1,013,696,642.95

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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.