Home / 38,069,825,047.79-52,537,618,497.74-20,923,286,094.51

Finding the Fourth Proportional to 38,069,825,047.79, 52,537,618,497.74 and 20,923,286,094.51

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Solution

The fourth proportional to 38,069,825,047.79, 52,537,618,497.74 and 20,923,286,094.51 is: 28,874,827,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,069,825,047.79 : 52,537,618,497.74 = 20,923,286,094.51 : x
  2. Step 2: Convert to fraction form
    38,069,825,047.79/52,537,618,497.74 = 20,923,286,094.51/x
  3. Step 3: Cross multiply
    38,069,825,047.79x = 52,537,618,497.74 × 20,923,286,094.51
  4. Step 4: Simplify right side
    38,069,825,047.79x = 1,099,259,622,552,119,934,976
  5. Step 5: Solve for x
    x = 1,099,259,622,552,119,934,976/38,069,825,047.79
  6. Step 6: Final answer
    x = 28,874,827,272.58

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Double scale
Find fourth proportional to 38,069,825,048.79, 52,537,618,499.12 and 20,923,286,095.51
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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.