Home / 2,152,475,242.20-2,970,415,816.74-1,162,400,571.72

Finding the Fourth Proportional to 2,152,475,242.20, 2,970,415,816.74 and 1,162,400,571.72

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Solution

The fourth proportional to 2,152,475,242.20, 2,970,415,816.74 and 1,162,400,571.72 is: 1,604,112,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,475,242.20 : 2,970,415,816.74 = 1,162,400,571.72 : x
  2. Step 2: Convert to fraction form
    2,152,475,242.20/2,970,415,816.74 = 1,162,400,571.72/x
  3. Step 3: Cross multiply
    2,152,475,242.20x = 2,970,415,816.74 × 1,162,400,571.72
  4. Step 4: Simplify right side
    2,152,475,242.20x = 3,452,813,043,624,706,560
  5. Step 5: Solve for x
    x = 3,452,813,043,624,706,560/2,152,475,242.20
  6. Step 6: Final answer
    x = 1,604,112,779.53

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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.