Home / 38,395,077,962.22-57,529,724,933.97-20,448,402,245.28

Finding the Fourth Proportional to 38,395,077,962.22, 57,529,724,933.97 and 20,448,402,245.28

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Solution

The fourth proportional to 38,395,077,962.22, 57,529,724,933.97 and 20,448,402,245.28 is: 30,639,108,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,395,077,962.22 : 57,529,724,933.97 = 20,448,402,245.28 : x
  2. Step 2: Convert to fraction form
    38,395,077,962.22/57,529,724,933.97 = 20,448,402,245.28/x
  3. Step 3: Cross multiply
    38,395,077,962.22x = 57,529,724,933.97 × 20,448,402,245.28
  4. Step 4: Simplify right side
    38,395,077,962.22x = 1,176,390,956,510,132,961,280
  5. Step 5: Solve for x
    x = 1,176,390,956,510,132,961,280/38,395,077,962.22
  6. Step 6: Final answer
    x = 30,639,108,420.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.