Home / 569,519,462.16-785,967,373.46-318,608,886

Finding the Fourth Proportional to 569,519,462.16, 785,967,373.46 and 318,608,886

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Solution

The fourth proportional to 569,519,462.16, 785,967,373.46 and 318,608,886 is: 439,697,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,519,462.16 : 785,967,373.46 = 318,608,886 : x
  2. Step 2: Convert to fraction form
    569,519,462.16/785,967,373.46 = 318,608,886/x
  3. Step 3: Cross multiply
    569,519,462.16x = 785,967,373.46 × 318,608,886
  4. Step 4: Simplify right side
    569,519,462.16x = 250,416,189,290,436,576
  5. Step 5: Solve for x
    x = 250,416,189,290,436,576/569,519,462.16
  6. Step 6: Final answer
    x = 439,697,334.21

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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.