Home / 572,058,735.20-858,088,102.80-189,106,287.20

Finding the Fourth Proportional to 572,058,735.20, 858,088,102.80 and 189,106,287.20

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Solution

The fourth proportional to 572,058,735.20, 858,088,102.80 and 189,106,287.20 is: 283,659,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,058,735.20 : 858,088,102.80 = 189,106,287.20 : x
  2. Step 2: Convert to fraction form
    572,058,735.20/858,088,102.80 = 189,106,287.20/x
  3. Step 3: Cross multiply
    572,058,735.20x = 858,088,102.80 × 189,106,287.20
  4. Step 4: Simplify right side
    572,058,735.20x = 162,269,855,210,999,904
  5. Step 5: Solve for x
    x = 162,269,855,210,999,904/572,058,735.20
  6. Step 6: Final answer
    x = 283,659,430.80

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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.