Home / 196,668,862.10-295,181,752.35-99,692,033.30

Finding the Fourth Proportional to 196,668,862.10, 295,181,752.35 and 99,692,033.30

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Solution

The fourth proportional to 196,668,862.10, 295,181,752.35 and 99,692,033.30 is: 149,628,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,668,862.10 : 295,181,752.35 = 99,692,033.30 : x
  2. Step 2: Convert to fraction form
    196,668,862.10/295,181,752.35 = 99,692,033.30/x
  3. Step 3: Cross multiply
    196,668,862.10x = 295,181,752.35 × 99,692,033.30
  4. Step 4: Simplify right side
    196,668,862.10x = 29,427,269,084,828,556
  5. Step 5: Solve for x
    x = 29,427,269,084,828,556/196,668,862.10
  6. Step 6: Final answer
    x = 149,628,511.45

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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.