Home / 6,481,803,389.40-8,944,897,753.86-3,511,579,640.40

Finding the Fourth Proportional to 6,481,803,389.40, 8,944,897,753.86 and 3,511,579,640.40

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Solution

The fourth proportional to 6,481,803,389.40, 8,944,897,753.86 and 3,511,579,640.40 is: 4,845,984,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,803,389.40 : 8,944,897,753.86 = 3,511,579,640.40 : x
  2. Step 2: Convert to fraction form
    6,481,803,389.40/8,944,897,753.86 = 3,511,579,640.40/x
  3. Step 3: Cross multiply
    6,481,803,389.40x = 8,944,897,753.86 × 3,511,579,640.40
  4. Step 4: Simplify right side
    6,481,803,389.40x = 31,410,720,837,852,180,480
  5. Step 5: Solve for x
    x = 31,410,720,837,852,180,480/6,481,803,389.40
  6. Step 6: Final answer
    x = 4,845,984,821.02

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1.5x scale

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.