Home / 245,578,236,443.20-368,367,354,664.80-77,898,822,428.80

Finding the Fourth Proportional to 245,578,236,443.20, 368,367,354,664.80 and 77,898,822,428.80

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Solution

The fourth proportional to 245,578,236,443.20, 368,367,354,664.80 and 77,898,822,428.80 is: 116,848,233,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,578,236,443.20 : 368,367,354,664.80 = 77,898,822,428.80 : x
  2. Step 2: Convert to fraction form
    245,578,236,443.20/368,367,354,664.80 = 77,898,822,428.80/x
  3. Step 3: Cross multiply
    245,578,236,443.20x = 368,367,354,664.80 × 77,898,822,428.80
  4. Step 4: Simplify right side
    245,578,236,443.20x = 28,695,383,149,600,045,006,848
  5. Step 5: Solve for x
    x = 28,695,383,149,600,045,006,848/245,578,236,443.20
  6. Step 6: Final answer
    x = 116,848,233,643.20

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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.