Home / 937,298,284.40-1,405,947,426.60-785,377,017.20

Finding the Fourth Proportional to 937,298,284.40, 1,405,947,426.60 and 785,377,017.20

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Solution

The fourth proportional to 937,298,284.40, 1,405,947,426.60 and 785,377,017.20 is: 1,178,065,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,298,284.40 : 1,405,947,426.60 = 785,377,017.20 : x
  2. Step 2: Convert to fraction form
    937,298,284.40/1,405,947,426.60 = 785,377,017.20/x
  3. Step 3: Cross multiply
    937,298,284.40x = 1,405,947,426.60 × 785,377,017.20
  4. Step 4: Simplify right side
    937,298,284.40x = 1,104,198,796,243,123,968
  5. Step 5: Solve for x
    x = 1,104,198,796,243,123,968/937,298,284.40
  6. Step 6: Final answer
    x = 1,178,065,525.80

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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.