Home / 1,178,239,083.09-1,627,522,011.24-873,330,232.50

Finding the Fourth Proportional to 1,178,239,083.09, 1,627,522,011.24 and 873,330,232.50

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Solution

The fourth proportional to 1,178,239,083.09, 1,627,522,011.24 and 873,330,232.50 is: 1,206,346,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,239,083.09 : 1,627,522,011.24 = 873,330,232.50 : x
  2. Step 2: Convert to fraction form
    1,178,239,083.09/1,627,522,011.24 = 873,330,232.50/x
  3. Step 3: Cross multiply
    1,178,239,083.09x = 1,627,522,011.24 × 873,330,232.50
  4. Step 4: Simplify right side
    1,178,239,083.09x = 1,421,364,176,475,096,832
  5. Step 5: Solve for x
    x = 1,421,364,176,475,096,832/1,178,239,083.09
  6. Step 6: Final answer
    x = 1,206,346,145.60

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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.