Home / 972,382,633.28-1,341,385,884.66-659,009,677.76

Finding the Fourth Proportional to 972,382,633.28, 1,341,385,884.66 and 659,009,677.76

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Solution

The fourth proportional to 972,382,633.28, 1,341,385,884.66 and 659,009,677.76 is: 909,093,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,382,633.28 : 1,341,385,884.66 = 659,009,677.76 : x
  2. Step 2: Convert to fraction form
    972,382,633.28/1,341,385,884.66 = 659,009,677.76/x
  3. Step 3: Cross multiply
    972,382,633.28x = 1,341,385,884.66 × 659,009,677.76
  4. Step 4: Simplify right side
    972,382,633.28x = 883,986,279,601,599,232
  5. Step 5: Solve for x
    x = 883,986,279,601,599,232/972,382,633.28
  6. Step 6: Final answer
    x = 909,093,035.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.