Home / 1,993,073,362.40-2,989,594,297.20-519,210,322.40

Finding the Fourth Proportional to 1,993,073,362.40, 2,989,594,297.20 and 519,210,322.40

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Solution

The fourth proportional to 1,993,073,362.40, 2,989,594,297.20 and 519,210,322.40 is: 778,811,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,073,362.40 : 2,989,594,297.20 = 519,210,322.40 : x
  2. Step 2: Convert to fraction form
    1,993,073,362.40/2,989,594,297.20 = 519,210,322.40/x
  3. Step 3: Cross multiply
    1,993,073,362.40x = 2,989,594,297.20 × 519,210,322.40
  4. Step 4: Simplify right side
    1,993,073,362.40x = 1,552,228,218,894,413,312
  5. Step 5: Solve for x
    x = 1,552,228,218,894,413,312/1,993,073,362.40
  6. Step 6: Final answer
    x = 778,811,381.55

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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.