Home / 153,033,964.03-211,185,151.37-83,417,817.43

Finding the Fourth Proportional to 153,033,964.03, 211,185,151.37 and 83,417,817.43

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Solution

The fourth proportional to 153,033,964.03, 211,185,151.37 and 83,417,817.43 is: 115,115,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,033,964.03 : 211,185,151.37 = 83,417,817.43 : x
  2. Step 2: Convert to fraction form
    153,033,964.03/211,185,151.37 = 83,417,817.43/x
  3. Step 3: Cross multiply
    153,033,964.03x = 211,185,151.37 × 83,417,817.43
  4. Step 4: Simplify right side
    153,033,964.03x = 17,616,604,399,853,648
  5. Step 5: Solve for x
    x = 17,616,604,399,853,648/153,033,964.03
  6. Step 6: Final answer
    x = 115,115,651.04

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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.