Home / 30,989,821,382.80-46,484,732,074.20-10,030,372,927.90

Finding the Fourth Proportional to 30,989,821,382.80, 46,484,732,074.20 and 10,030,372,927.90

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Solution

The fourth proportional to 30,989,821,382.80, 46,484,732,074.20 and 10,030,372,927.90 is: 15,045,559,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989,821,382.80 : 46,484,732,074.20 = 10,030,372,927.90 : x
  2. Step 2: Convert to fraction form
    30,989,821,382.80/46,484,732,074.20 = 10,030,372,927.90/x
  3. Step 3: Cross multiply
    30,989,821,382.80x = 46,484,732,074.20 × 10,030,372,927.90
  4. Step 4: Simplify right side
    30,989,821,382.80x = 466,259,198,157,740,441,600
  5. Step 5: Solve for x
    x = 466,259,198,157,740,441,600/30,989,821,382.80
  6. Step 6: Final answer
    x = 15,045,559,391.85

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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.