Home / 1,993,073,328.40-2,989,594,246.20-519,210,288.40

Finding the Fourth Proportional to 1,993,073,328.40, 2,989,594,246.20 and 519,210,288.40

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Solution

The fourth proportional to 1,993,073,328.40, 2,989,594,246.20 and 519,210,288.40 is: 778,811,330.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,073,328.40 : 2,989,594,246.20 = 519,210,288.40 : x
  2. Step 2: Convert to fraction form
    1,993,073,328.40/2,989,594,246.20 = 519,210,288.40/x
  3. Step 3: Cross multiply
    1,993,073,328.40x = 2,989,594,246.20 × 519,210,288.40
  4. Step 4: Simplify right side
    1,993,073,328.40x = 1,552,228,090,768,482,560
  5. Step 5: Solve for x
    x = 1,552,228,090,768,482,560/1,993,073,328.40
  6. Step 6: Final answer
    x = 778,811,330.55

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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.