Home / 937,298,289.40-1,405,947,434.10-785,377,022.20

Finding the Fourth Proportional to 937,298,289.40, 1,405,947,434.10 and 785,377,022.20

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Solution

The fourth proportional to 937,298,289.40, 1,405,947,434.10 and 785,377,022.20 is: 1,178,065,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,298,289.40 : 1,405,947,434.10 = 785,377,022.20 : x
  2. Step 2: Convert to fraction form
    937,298,289.40/1,405,947,434.10 = 785,377,022.20/x
  3. Step 3: Cross multiply
    937,298,289.40x = 1,405,947,434.10 × 785,377,022.20
  4. Step 4: Simplify right side
    937,298,289.40x = 1,104,198,809,163,188,736
  5. Step 5: Solve for x
    x = 1,104,198,809,163,188,736/937,298,289.40
  6. Step 6: Final answer
    x = 1,178,065,533.30

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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.