Home / 1,203,191,426,108.20-1,804,404,238,282.70-397,208,297,749.68

Finding the Fourth Proportional to 1,203,191,426,108.20, 1,804,404,238,282.70 and 397,208,297,749.68

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Solution

The fourth proportional to 1,203,191,426,108.20, 1,804,404,238,282.70 and 397,208,297,749.68 is: 595,686,039,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,191,426,108.20 : 1,804,404,238,282.70 = 397,208,297,749.68 : x
  2. Step 2: Convert to fraction form
    1,203,191,426,108.20/1,804,404,238,282.70 = 397,208,297,749.68/x
  3. Step 3: Cross multiply
    1,203,191,426,108.20x = 1,804,404,238,282.70 × 397,208,297,749.68
  4. Step 4: Simplify right side
    1,203,191,426,108.20x = 716,724,335,940,579,213,967,360
  5. Step 5: Solve for x
    x = 716,724,335,940,579,213,967,360/1,203,191,426,108.20
  6. Step 6: Final answer
    x = 595,686,039,966.95

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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.