Home / 90,182,956,672.20-124,452,771,012.16-50,084,936,060.70

Finding the Fourth Proportional to 90,182,956,672.20, 124,452,771,012.16 and 50,084,936,060.70

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Solution

The fourth proportional to 90,182,956,672.20, 124,452,771,012.16 and 50,084,936,060.70 is: 69,117,373,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,182,956,672.20 : 124,452,771,012.16 = 50,084,936,060.70 : x
  2. Step 2: Convert to fraction form
    90,182,956,672.20/124,452,771,012.16 = 50,084,936,060.70/x
  3. Step 3: Cross multiply
    90,182,956,672.20x = 124,452,771,012.16 × 50,084,936,060.70
  4. Step 4: Simplify right side
    90,182,956,672.20x = 6,233,209,078,720,971,669,504
  5. Step 5: Solve for x
    x = 6,233,209,078,720,971,669,504/90,182,956,672.20
  6. Step 6: Final answer
    x = 69,117,373,267.96

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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.