Home / 208,658,979,949.28-313,006,499,330.04-57,565,281,309.27

Finding the Fourth Proportional to 208,658,979,949.28, 313,006,499,330.04 and 57,565,281,309.27

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Solution

The fourth proportional to 208,658,979,949.28, 313,006,499,330.04 and 57,565,281,309.27 is: 86,352,895,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,658,979,949.28 : 313,006,499,330.04 = 57,565,281,309.27 : x
  2. Step 2: Convert to fraction form
    208,658,979,949.28/313,006,499,330.04 = 57,565,281,309.27/x
  3. Step 3: Cross multiply
    208,658,979,949.28x = 313,006,499,330.04 × 57,565,281,309.27
  4. Step 4: Simplify right side
    208,658,979,949.28x = 18,018,307,185,563,582,595,072
  5. Step 5: Solve for x
    x = 18,018,307,185,563,582,595,072/208,658,979,949.28
  6. Step 6: Final answer
    x = 86,352,895,954.65

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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.