Home / 283,102,899.60-423,804,043.80-168,028,208.40

Finding the Fourth Proportional to 283,102,899.60, 423,804,043.80 and 168,028,208.40

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Solution

The fourth proportional to 283,102,899.60, 423,804,043.80 and 168,028,208.40 is: 251,537,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,102,899.60 : 423,804,043.80 = 168,028,208.40 : x
  2. Step 2: Convert to fraction form
    283,102,899.60/423,804,043.80 = 168,028,208.40/x
  3. Step 3: Cross multiply
    283,102,899.60x = 423,804,043.80 × 168,028,208.40
  4. Step 4: Simplify right side
    283,102,899.60x = 71,211,034,192,389,136
  5. Step 5: Solve for x
    x = 71,211,034,192,389,136/283,102,899.60
  6. Step 6: Final answer
    x = 251,537,636.29

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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.