Home / 874,052,021.60-1,311,078,032.40-598,553,007.20

Finding the Fourth Proportional to 874,052,021.60, 1,311,078,032.40 and 598,553,007.20

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Solution

The fourth proportional to 874,052,021.60, 1,311,078,032.40 and 598,553,007.20 is: 897,829,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,052,021.60 : 1,311,078,032.40 = 598,553,007.20 : x
  2. Step 2: Convert to fraction form
    874,052,021.60/1,311,078,032.40 = 598,553,007.20/x
  3. Step 3: Cross multiply
    874,052,021.60x = 1,311,078,032.40 × 598,553,007.20
  4. Step 4: Simplify right side
    874,052,021.60x = 784,749,698,966,879,104
  5. Step 5: Solve for x
    x = 784,749,698,966,879,104/874,052,021.60
  6. Step 6: Final answer
    x = 897,829,510.80

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1.5x scale

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.