Home / 1,083,124,259,018.30-1,624,693,311,855.10-318,209,280,924.64

Finding the Fourth Proportional to 1,083,124,259,018.30, 1,624,693,311,855.10 and 318,209,280,924.64

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Solution

The fourth proportional to 1,083,124,259,018.30, 1,624,693,311,855.10 and 318,209,280,924.64 is: 477,315,955,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,124,259,018.30 : 1,624,693,311,855.10 = 318,209,280,924.64 : x
  2. Step 2: Convert to fraction form
    1,083,124,259,018.30/1,624,693,311,855.10 = 318,209,280,924.64/x
  3. Step 3: Cross multiply
    1,083,124,259,018.30x = 1,624,693,311,855.10 × 318,209,280,924.64
  4. Step 4: Simplify right side
    1,083,124,259,018.30x = 516,992,490,488,483,308,109,824
  5. Step 5: Solve for x
    x = 516,992,490,488,483,308,109,824/1,083,124,259,018.30
  6. Step 6: Final answer
    x = 477,315,955,379.92

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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.