Home / 199,417,890.47-275,242,605.26-116,938,247.27

Finding the Fourth Proportional to 199,417,890.47, 275,242,605.26 and 116,938,247.27

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Solution

The fourth proportional to 199,417,890.47, 275,242,605.26 and 116,938,247.27 is: 161,401,706.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,417,890.47 : 275,242,605.26 = 116,938,247.27 : x
  2. Step 2: Convert to fraction form
    199,417,890.47/275,242,605.26 = 116,938,247.27/x
  3. Step 3: Cross multiply
    199,417,890.47x = 275,242,605.26 × 116,938,247.27
  4. Step 4: Simplify right side
    199,417,890.47x = 32,186,387,831,171,976
  5. Step 5: Solve for x
    x = 32,186,387,831,171,976/199,417,890.47
  6. Step 6: Final answer
    x = 161,401,706.52

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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.