Home / 1,269,664,833.02-1,752,159,131.19-697,472,013.15

Finding the Fourth Proportional to 1,269,664,833.02, 1,752,159,131.19 and 697,472,013.15

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Solution

The fourth proportional to 1,269,664,833.02, 1,752,159,131.19 and 697,472,013.15 is: 962,523,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,664,833.02 : 1,752,159,131.19 = 697,472,013.15 : x
  2. Step 2: Convert to fraction form
    1,269,664,833.02/1,752,159,131.19 = 697,472,013.15/x
  3. Step 3: Cross multiply
    1,269,664,833.02x = 1,752,159,131.19 × 697,472,013.15
  4. Step 4: Simplify right side
    1,269,664,833.02x = 1,222,081,956,590,244,352
  5. Step 5: Solve for x
    x = 1,222,081,956,590,244,352/1,269,664,833.02
  6. Step 6: Final answer
    x = 962,523,277.65

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Double scale
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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.