Home / 848,419,919.19-1,272,813,054.22-258,256,307.94

Finding the Fourth Proportional to 848,419,919.19, 1,272,813,054.22 and 258,256,307.94

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Solution

The fourth proportional to 848,419,919.19, 1,272,813,054.22 and 258,256,307.94 is: 387,440,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,419,919.19 : 1,272,813,054.22 = 258,256,307.94 : x
  2. Step 2: Convert to fraction form
    848,419,919.19/1,272,813,054.22 = 258,256,307.94/x
  3. Step 3: Cross multiply
    848,419,919.19x = 1,272,813,054.22 × 258,256,307.94
  4. Step 4: Simplify right side
    848,419,919.19x = 328,712,000,083,911,552
  5. Step 5: Solve for x
    x = 328,712,000,083,911,552/848,419,919.19
  6. Step 6: Final answer
    x = 387,440,219.93

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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.