Home / 105,534,708,002.40-158,302,062,003.60-89,004,767,138.40

Finding the Fourth Proportional to 105,534,708,002.40, 158,302,062,003.60 and 89,004,767,138.40

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Solution

The fourth proportional to 105,534,708,002.40, 158,302,062,003.60 and 89,004,767,138.40 is: 133,507,150,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,534,708,002.40 : 158,302,062,003.60 = 89,004,767,138.40 : x
  2. Step 2: Convert to fraction form
    105,534,708,002.40/158,302,062,003.60 = 89,004,767,138.40/x
  3. Step 3: Cross multiply
    105,534,708,002.40x = 158,302,062,003.60 × 89,004,767,138.40
  4. Step 4: Simplify right side
    105,534,708,002.40x = 14,089,638,166,158,976,745,472
  5. Step 5: Solve for x
    x = 14,089,638,166,158,976,745,472/105,534,708,002.40
  6. Step 6: Final answer
    x = 133,507,150,707.60

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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.