Home / 1,197,293,513.78-1,640,264,693.53-1,152,529,500.24

Finding the Fourth Proportional to 1,197,293,513.78, 1,640,264,693.53 and 1,152,529,500.24

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Solution

The fourth proportional to 1,197,293,513.78, 1,640,264,693.53 and 1,152,529,500.24 is: 1,578,939,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,293,513.78 : 1,640,264,693.53 = 1,152,529,500.24 : x
  2. Step 2: Convert to fraction form
    1,197,293,513.78/1,640,264,693.53 = 1,152,529,500.24/x
  3. Step 3: Cross multiply
    1,197,293,513.78x = 1,640,264,693.53 × 1,152,529,500.24
  4. Step 4: Simplify right side
    1,197,293,513.78x = 1,890,453,447,487,100,160
  5. Step 5: Solve for x
    x = 1,890,453,447,487,100,160/1,197,293,513.78
  6. Step 6: Final answer
    x = 1,578,939,020.16

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Double scale
Find fourth proportional to 1,197,293,514.78, 1,640,264,694.90 and 1,152,529,501.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.