Home / 1,095,877,143.15-1,643,649,624.77-298,256,434.04

Finding the Fourth Proportional to 1,095,877,143.15, 1,643,649,624.77 and 298,256,434.04

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Solution

The fourth proportional to 1,095,877,143.15, 1,643,649,624.77 and 298,256,434.04 is: 447,339,447.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,877,143.15 : 1,643,649,624.77 = 298,256,434.04 : x
  2. Step 2: Convert to fraction form
    1,095,877,143.15/1,643,649,624.77 = 298,256,434.04/x
  3. Step 3: Cross multiply
    1,095,877,143.15x = 1,643,649,624.77 × 298,256,434.04
  4. Step 4: Simplify right side
    1,095,877,143.15x = 490,229,075,885,374,784
  5. Step 5: Solve for x
    x = 490,229,075,885,374,784/1,095,877,143.15
  6. Step 6: Final answer
    x = 447,339,447.63

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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.