Home / 5,116,228,115.76-7,675,074,243.36-1,575,269,158.19

Finding the Fourth Proportional to 5,116,228,115.76, 7,675,074,243.36 and 1,575,269,158.19

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Solution

The fourth proportional to 5,116,228,115.76, 7,675,074,243.36 and 1,575,269,158.19 is: 2,363,129,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116,228,115.76 : 7,675,074,243.36 = 1,575,269,158.19 : x
  2. Step 2: Convert to fraction form
    5,116,228,115.76/7,675,074,243.36 = 1,575,269,158.19/x
  3. Step 3: Cross multiply
    5,116,228,115.76x = 7,675,074,243.36 × 1,575,269,158.19
  4. Step 4: Simplify right side
    5,116,228,115.76x = 12,090,307,742,345,082,880
  5. Step 5: Solve for x
    x = 12,090,307,742,345,082,880/5,116,228,115.76
  6. Step 6: Final answer
    x = 2,363,129,139.04

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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.