Home / 132,573,075,655.20-198,859,613,482.80-90,731,662,843.20

Finding the Fourth Proportional to 132,573,075,655.20, 198,859,613,482.80 and 90,731,662,843.20

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Solution

The fourth proportional to 132,573,075,655.20, 198,859,613,482.80 and 90,731,662,843.20 is: 136,097,494,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573,075,655.20 : 198,859,613,482.80 = 90,731,662,843.20 : x
  2. Step 2: Convert to fraction form
    132,573,075,655.20/198,859,613,482.80 = 90,731,662,843.20/x
  3. Step 3: Cross multiply
    132,573,075,655.20x = 198,859,613,482.80 × 90,731,662,843.20
  4. Step 4: Simplify right side
    132,573,075,655.20x = 18,042,863,403,650,477,195,264
  5. Step 5: Solve for x
    x = 18,042,863,403,650,477,195,264/132,573,075,655.20
  6. Step 6: Final answer
    x = 136,097,494,264.80

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Double scale
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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.