Home / 132,573,075,649.20-198,859,613,473.80-90,731,662,837.20

Finding the Fourth Proportional to 132,573,075,649.20, 198,859,613,473.80 and 90,731,662,837.20

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Solution

The fourth proportional to 132,573,075,649.20, 198,859,613,473.80 and 90,731,662,837.20 is: 136,097,494,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573,075,649.20 : 198,859,613,473.80 = 90,731,662,837.20 : x
  2. Step 2: Convert to fraction form
    132,573,075,649.20/198,859,613,473.80 = 90,731,662,837.20/x
  3. Step 3: Cross multiply
    132,573,075,649.20x = 198,859,613,473.80 × 90,731,662,837.20
  4. Step 4: Simplify right side
    132,573,075,649.20x = 18,042,863,401,640,734,490,624
  5. Step 5: Solve for x
    x = 18,042,863,401,640,734,490,624/132,573,075,649.20
  6. Step 6: Final answer
    x = 136,097,494,255.80

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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.