Home / 127,716,016.80-191,574,025.20-36,842,570.40

Finding the Fourth Proportional to 127,716,016.80, 191,574,025.20 and 36,842,570.40

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Solution

The fourth proportional to 127,716,016.80, 191,574,025.20 and 36,842,570.40 is: 55,263,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,716,016.80 : 191,574,025.20 = 36,842,570.40 : x
  2. Step 2: Convert to fraction form
    127,716,016.80/191,574,025.20 = 36,842,570.40/x
  3. Step 3: Cross multiply
    127,716,016.80x = 191,574,025.20 × 36,842,570.40
  4. Step 4: Simplify right side
    127,716,016.80x = 7,058,079,510,242,373
  5. Step 5: Solve for x
    x = 7,058,079,510,242,373/127,716,016.80
  6. Step 6: Final answer
    x = 55,263,855.60

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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.