Home / 1,525,254,874.08-2,104,789,748.04-865,190,980.32

Finding the Fourth Proportional to 1,525,254,874.08, 2,104,789,748.04 and 865,190,980.32

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Solution

The fourth proportional to 1,525,254,874.08, 2,104,789,748.04 and 865,190,980.32 is: 1,193,928,396.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,254,874.08 : 2,104,789,748.04 = 865,190,980.32 : x
  2. Step 2: Convert to fraction form
    1,525,254,874.08/2,104,789,748.04 = 865,190,980.32/x
  3. Step 3: Cross multiply
    1,525,254,874.08x = 2,104,789,748.04 × 865,190,980.32
  4. Step 4: Simplify right side
    1,525,254,874.08x = 1,821,045,105,474,213,376
  5. Step 5: Solve for x
    x = 1,821,045,105,474,213,376/1,525,254,874.08
  6. Step 6: Final answer
    x = 1,193,928,396.11

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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.