Home / 914,701,316.72-1,372,081,578.39-435,447,075.69

Finding the Fourth Proportional to 914,701,316.72, 1,372,081,578.39 and 435,447,075.69

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Solution

The fourth proportional to 914,701,316.72, 1,372,081,578.39 and 435,447,075.69 is: 653,184,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,701,316.72 : 1,372,081,578.39 = 435,447,075.69 : x
  2. Step 2: Convert to fraction form
    914,701,316.72/1,372,081,578.39 = 435,447,075.69/x
  3. Step 3: Cross multiply
    914,701,316.72x = 1,372,081,578.39 × 435,447,075.69
  4. Step 4: Simplify right side
    914,701,316.72x = 597,468,910,918,045,056
  5. Step 5: Solve for x
    x = 597,468,910,918,045,056/914,701,316.72
  6. Step 6: Final answer
    x = 653,184,706.31

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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.