Home / 30,579,762,403.20-45,869,643,604.80-9,624,618,620.40

Finding the Fourth Proportional to 30,579,762,403.20, 45,869,643,604.80 and 9,624,618,620.40

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Solution

The fourth proportional to 30,579,762,403.20, 45,869,643,604.80 and 9,624,618,620.40 is: 14,436,927,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,579,762,403.20 : 45,869,643,604.80 = 9,624,618,620.40 : x
  2. Step 2: Convert to fraction form
    30,579,762,403.20/45,869,643,604.80 = 9,624,618,620.40/x
  3. Step 3: Cross multiply
    30,579,762,403.20x = 45,869,643,604.80 × 9,624,618,620.40
  4. Step 4: Simplify right side
    30,579,762,403.20x = 441,477,825,949,869,867,008
  5. Step 5: Solve for x
    x = 441,477,825,949,869,867,008/30,579,762,403.20
  6. Step 6: Final answer
    x = 14,436,927,930.60

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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.