Home / 1,555,457,289.73-2,146,697,407.49-953,027,710.33

Finding the Fourth Proportional to 1,555,457,289.73, 2,146,697,407.49 and 953,027,710.33

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Solution

The fourth proportional to 1,555,457,289.73, 2,146,697,407.49 and 953,027,710.33 is: 1,315,280,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,457,289.73 : 2,146,697,407.49 = 953,027,710.33 : x
  2. Step 2: Convert to fraction form
    1,555,457,289.73/2,146,697,407.49 = 953,027,710.33/x
  3. Step 3: Cross multiply
    1,555,457,289.73x = 2,146,697,407.49 × 953,027,710.33
  4. Step 4: Simplify right side
    1,555,457,289.73x = 2,045,862,115,026,776,576
  5. Step 5: Solve for x
    x = 2,045,862,115,026,776,576/1,555,457,289.73
  6. Step 6: Final answer
    x = 1,315,280,161.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.