Home / 1,782,084,900.96-2,459,077,708.05-989,164,300.14

Finding the Fourth Proportional to 1,782,084,900.96, 2,459,077,708.05 and 989,164,300.14

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Solution

The fourth proportional to 1,782,084,900.96, 2,459,077,708.05 and 989,164,300.14 is: 1,364,936,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,084,900.96 : 2,459,077,708.05 = 989,164,300.14 : x
  2. Step 2: Convert to fraction form
    1,782,084,900.96/2,459,077,708.05 = 989,164,300.14/x
  3. Step 3: Cross multiply
    1,782,084,900.96x = 2,459,077,708.05 × 989,164,300.14
  4. Step 4: Simplify right side
    1,782,084,900.96x = 2,432,431,880,073,153,536
  5. Step 5: Solve for x
    x = 2,432,431,880,073,153,536/1,782,084,900.96
  6. Step 6: Final answer
    x = 1,364,936,024.52

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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.