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Finding the Fourth Proportional to 949,968,001.05, 1,424,952,001.58 and 949,968,001.05

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Solution

The fourth proportional to 949,968,001.05, 1,424,952,001.58 and 949,968,001.05 is: 1,424,952,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,968,001.05 : 1,424,952,001.58 = 949,968,001.05 : x
  2. Step 2: Convert to fraction form
    949,968,001.05/1,424,952,001.58 = 949,968,001.05/x
  3. Step 3: Cross multiply
    949,968,001.05x = 1,424,952,001.58 × 949,968,001.05
  4. Step 4: Simplify right side
    949,968,001.05x = 1,353,658,804,528,399,104
  5. Step 5: Solve for x
    x = 1,353,658,804,528,399,104/949,968,001.05
  6. Step 6: Final answer
    x = 1,424,952,001.58

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1.5x scale

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.