Home / 1,254,183,822.90-1,730,883,971.66-689,768,152.56

Finding the Fourth Proportional to 1,254,183,822.90, 1,730,883,971.66 and 689,768,152.56

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Solution

The fourth proportional to 1,254,183,822.90, 1,730,883,971.66 and 689,768,152.56 is: 951,940,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,183,822.90 : 1,730,883,971.66 = 689,768,152.56 : x
  2. Step 2: Convert to fraction form
    1,254,183,822.90/1,730,883,971.66 = 689,768,152.56/x
  3. Step 3: Cross multiply
    1,254,183,822.90x = 1,730,883,971.66 × 689,768,152.56
  4. Step 4: Simplify right side
    1,254,183,822.90x = 1,193,908,639,424,184,576
  5. Step 5: Solve for x
    x = 1,193,908,639,424,184,576/1,254,183,822.90
  6. Step 6: Final answer
    x = 951,940,710.46

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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.