Home / 3,154,036,347.06-4,727,339,157.43-1,287,516,352.74

Finding the Fourth Proportional to 3,154,036,347.06, 4,727,339,157.43 and 1,287,516,352.74

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Solution

The fourth proportional to 3,154,036,347.06, 4,727,339,157.43 and 1,287,516,352.74 is: 1,929,757,872.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,036,347.06 : 4,727,339,157.43 = 1,287,516,352.74 : x
  2. Step 2: Convert to fraction form
    3,154,036,347.06/4,727,339,157.43 = 1,287,516,352.74/x
  3. Step 3: Cross multiply
    3,154,036,347.06x = 4,727,339,157.43 × 1,287,516,352.74
  4. Step 4: Simplify right side
    3,154,036,347.06x = 6,086,526,470,139,258,880
  5. Step 5: Solve for x
    x = 6,086,526,470,139,258,880/3,154,036,347.06
  6. Step 6: Final answer
    x = 1,929,757,872.26

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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.