Home / 38,105,627,139.66-52,585,809,048.99-21,188,911,486.98

Finding the Fourth Proportional to 38,105,627,139.66, 52,585,809,048.99 and 21,188,911,486.98

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Solution

The fourth proportional to 38,105,627,139.66, 52,585,809,048.99 and 21,188,911,486.98 is: 29,240,722,094.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,105,627,139.66 : 52,585,809,048.99 = 21,188,911,486.98 : x
  2. Step 2: Convert to fraction form
    38,105,627,139.66/52,585,809,048.99 = 21,188,911,486.98/x
  3. Step 3: Cross multiply
    38,105,627,139.66x = 52,585,809,048.99 × 21,188,911,486.98
  4. Step 4: Simplify right side
    38,105,627,139.66x = 1,114,236,053,410,281,029,632
  5. Step 5: Solve for x
    x = 1,114,236,053,410,281,029,632/38,105,627,139.66
  6. Step 6: Final answer
    x = 29,240,722,094.05

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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.