Home / 1,345,699,350,446.20-2,018,554,201,352.20-325,815,185,551.88

Finding the Fourth Proportional to 1,345,699,350,446.20, 2,018,554,201,352.20 and 325,815,185,551.88

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Solution

The fourth proportional to 1,345,699,350,446.20, 2,018,554,201,352.20 and 325,815,185,551.88 is: 488,724,031,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,699,350,446.20 : 2,018,554,201,352.20 = 325,815,185,551.88 : x
  2. Step 2: Convert to fraction form
    1,345,699,350,446.20/2,018,554,201,352.20 = 325,815,185,551.88/x
  3. Step 3: Cross multiply
    1,345,699,350,446.20x = 2,018,554,201,352.20 × 325,815,185,551.88
  4. Step 4: Simplify right side
    1,345,699,350,446.20x = 657,675,611,660,094,009,245,696
  5. Step 5: Solve for x
    x = 657,675,611,660,094,009,245,696/1,345,699,350,446.20
  6. Step 6: Final answer
    x = 488,724,031,442.85

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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.