Home / 229,743,964-344,618,946.48-76,390,017.28

Finding the Fourth Proportional to 229,743,964, 344,618,946.48 and 76,390,017.28

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Solution

The fourth proportional to 229,743,964, 344,618,946.48 and 76,390,017.28 is: 114,586,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,743,964 : 344,618,946.48 = 76,390,017.28 : x
  2. Step 2: Convert to fraction form
    229,743,964/344,618,946.48 = 76,390,017.28/x
  3. Step 3: Cross multiply
    229,743,964x = 344,618,946.48 × 76,390,017.28
  4. Step 4: Simplify right side
    229,743,964x = 26,325,447,276,622,596
  5. Step 5: Solve for x
    x = 26,325,447,276,622,596/229,743,964
  6. Step 6: Final answer
    x = 114,586,023.58

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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.