Home / 708,571,301.72-1,063,331,030.62-294,048,109.04

Finding the Fourth Proportional to 708,571,301.72, 1,063,331,030.62 and 294,048,109.04

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Solution

The fourth proportional to 708,571,301.72, 1,063,331,030.62 and 294,048,109.04 is: 441,268,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,571,301.72 : 1,063,331,030.62 = 294,048,109.04 : x
  2. Step 2: Convert to fraction form
    708,571,301.72/1,063,331,030.62 = 294,048,109.04/x
  3. Step 3: Cross multiply
    708,571,301.72x = 1,063,331,030.62 × 294,048,109.04
  4. Step 4: Simplify right side
    708,571,301.72x = 312,670,478,832,430,976
  5. Step 5: Solve for x
    x = 312,670,478,832,430,976/708,571,301.72
  6. Step 6: Final answer
    x = 441,268,899.93

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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.