Home / 90,699,467,999.40-136,049,201,999.10-44,261,444,831.40

Finding the Fourth Proportional to 90,699,467,999.40, 136,049,201,999.10 and 44,261,444,831.40

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Solution

The fourth proportional to 90,699,467,999.40, 136,049,201,999.10 and 44,261,444,831.40 is: 66,392,167,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,699,467,999.40 : 136,049,201,999.10 = 44,261,444,831.40 : x
  2. Step 2: Convert to fraction form
    90,699,467,999.40/136,049,201,999.10 = 44,261,444,831.40/x
  3. Step 3: Cross multiply
    90,699,467,999.40x = 136,049,201,999.10 × 44,261,444,831.40
  4. Step 4: Simplify right side
    90,699,467,999.40x = 6,021,734,248,639,159,599,104
  5. Step 5: Solve for x
    x = 6,021,734,248,639,159,599,104/90,699,467,999.40
  6. Step 6: Final answer
    x = 66,392,167,247.10

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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.