Home / 133,060,445.80-199,590,668.70-89,978,295.40

Finding the Fourth Proportional to 133,060,445.80, 199,590,668.70 and 89,978,295.40

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Solution

The fourth proportional to 133,060,445.80, 199,590,668.70 and 89,978,295.40 is: 134,967,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060,445.80 : 199,590,668.70 = 89,978,295.40 : x
  2. Step 2: Convert to fraction form
    133,060,445.80/199,590,668.70 = 89,978,295.40/x
  3. Step 3: Cross multiply
    133,060,445.80x = 199,590,668.70 × 89,978,295.40
  4. Step 4: Simplify right side
    133,060,445.80x = 17,958,828,147,372,134
  5. Step 5: Solve for x
    x = 17,958,828,147,372,134/133,060,445.80
  6. Step 6: Final answer
    x = 134,967,443.10

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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.