Home / 30,524,255,899.22-42,094,239,528.69-20,208,020,528.72

Finding the Fourth Proportional to 30,524,255,899.22, 42,094,239,528.69 and 20,208,020,528.72

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Solution

The fourth proportional to 30,524,255,899.22, 42,094,239,528.69 and 20,208,020,528.72 is: 27,867,714,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,524,255,899.22 : 42,094,239,528.69 = 20,208,020,528.72 : x
  2. Step 2: Convert to fraction form
    30,524,255,899.22/42,094,239,528.69 = 20,208,020,528.72/x
  3. Step 3: Cross multiply
    30,524,255,899.22x = 42,094,239,528.69 × 20,208,020,528.72
  4. Step 4: Simplify right side
    30,524,255,899.22x = 850,641,256,536,708,612,096
  5. Step 5: Solve for x
    x = 850,641,256,536,708,612,096/30,524,255,899.22
  6. Step 6: Final answer
    x = 27,867,714,755.94

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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.