Home / 2,135,213,948.80-3,203,303,870.40-1,152,619,397.74

Finding the Fourth Proportional to 2,135,213,948.80, 3,203,303,870.40 and 1,152,619,397.74

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Solution

The fourth proportional to 2,135,213,948.80, 3,203,303,870.40 and 1,152,619,397.74 is: 1,729,189,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,213,948.80 : 3,203,303,870.40 = 1,152,619,397.74 : x
  2. Step 2: Convert to fraction form
    2,135,213,948.80/3,203,303,870.40 = 1,152,619,397.74/x
  3. Step 3: Cross multiply
    2,135,213,948.80x = 3,203,303,870.40 × 1,152,619,397.74
  4. Step 4: Simplify right side
    2,135,213,948.80x = 3,692,190,177,878,659,072
  5. Step 5: Solve for x
    x = 3,692,190,177,878,659,072/2,135,213,948.80
  6. Step 6: Final answer
    x = 1,729,189,798.50

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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.