Home / 1,525,255,876.08-2,104,791,124.68-865,191,982.32

Finding the Fourth Proportional to 1,525,255,876.08, 2,104,791,124.68 and 865,191,982.32

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Solution

The fourth proportional to 1,525,255,876.08, 2,104,791,124.68 and 865,191,982.32 is: 1,193,929,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,255,876.08 : 2,104,791,124.68 = 865,191,982.32 : x
  2. Step 2: Convert to fraction form
    1,525,255,876.08/2,104,791,124.68 = 865,191,982.32/x
  3. Step 3: Cross multiply
    1,525,255,876.08x = 2,104,791,124.68 × 865,191,982.32
  4. Step 4: Simplify right side
    1,525,255,876.08x = 1,821,048,405,531,431,680
  5. Step 5: Solve for x
    x = 1,821,048,405,531,431,680/1,525,255,876.08
  6. Step 6: Final answer
    x = 1,193,929,775.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.