Home / 1,749,160,947.40-2,624,749,190.70-659,426,086.60

Finding the Fourth Proportional to 1,749,160,947.40, 2,624,749,190.70 and 659,426,086.60

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Solution

The fourth proportional to 1,749,160,947.40, 2,624,749,190.70 and 659,426,086.60 is: 989,519,054.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,160,947.40 : 2,624,749,190.70 = 659,426,086.60 : x
  2. Step 2: Convert to fraction form
    1,749,160,947.40/2,624,749,190.70 = 659,426,086.60/x
  3. Step 3: Cross multiply
    1,749,160,947.40x = 2,624,749,190.70 × 659,426,086.60
  4. Step 4: Simplify right side
    1,749,160,947.40x = 1,730,828,087,129,818,112
  5. Step 5: Solve for x
    x = 1,730,828,087,129,818,112/1,749,160,947.40
  6. Step 6: Final answer
    x = 989,519,054.67

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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.