Home / 673,775,013.60-1,010,662,520.40-189,100,821.60

Finding the Fourth Proportional to 673,775,013.60, 1,010,662,520.40 and 189,100,821.60

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Solution

The fourth proportional to 673,775,013.60, 1,010,662,520.40 and 189,100,821.60 is: 283,651,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,775,013.60 : 1,010,662,520.40 = 189,100,821.60 : x
  2. Step 2: Convert to fraction form
    673,775,013.60/1,010,662,520.40 = 189,100,821.60/x
  3. Step 3: Cross multiply
    673,775,013.60x = 1,010,662,520.40 × 189,100,821.60
  4. Step 4: Simplify right side
    673,775,013.60x = 191,117,112,967,966,752
  5. Step 5: Solve for x
    x = 191,117,112,967,966,752/673,775,013.60
  6. Step 6: Final answer
    x = 283,651,232.40

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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.