Home / 1,889,571,881.80-2,834,357,822.70-922,113,065.80

Finding the Fourth Proportional to 1,889,571,881.80, 2,834,357,822.70 and 922,113,065.80

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Solution

The fourth proportional to 1,889,571,881.80, 2,834,357,822.70 and 922,113,065.80 is: 1,383,169,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,571,881.80 : 2,834,357,822.70 = 922,113,065.80 : x
  2. Step 2: Convert to fraction form
    1,889,571,881.80/2,834,357,822.70 = 922,113,065.80/x
  3. Step 3: Cross multiply
    1,889,571,881.80x = 2,834,357,822.70 × 922,113,065.80
  4. Step 4: Simplify right side
    1,889,571,881.80x = 2,613,598,381,464,109,568
  5. Step 5: Solve for x
    x = 2,613,598,381,464,109,568/1,889,571,881.80
  6. Step 6: Final answer
    x = 1,383,169,598.70

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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.