Home / 1,125,248,250.60-1,686,528,683.10-470,198,010.60

Finding the Fourth Proportional to 1,125,248,250.60, 1,686,528,683.10 and 470,198,010.60

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Solution

The fourth proportional to 1,125,248,250.60, 1,686,528,683.10 and 470,198,010.60 is: 704,735,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,248,250.60 : 1,686,528,683.10 = 470,198,010.60 : x
  2. Step 2: Convert to fraction form
    1,125,248,250.60/1,686,528,683.10 = 470,198,010.60/x
  3. Step 3: Cross multiply
    1,125,248,250.60x = 1,686,528,683.10 × 470,198,010.60
  4. Step 4: Simplify right side
    1,125,248,250.60x = 793,002,431,613,457,792
  5. Step 5: Solve for x
    x = 793,002,431,613,457,792/1,125,248,250.60
  6. Step 6: Final answer
    x = 704,735,538.31

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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.