Home / 984,563,722.20-1,477,069,532.10-575,409,264.60

Finding the Fourth Proportional to 984,563,722.20, 1,477,069,532.10 and 575,409,264.60

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Solution

The fourth proportional to 984,563,722.20, 1,477,069,532.10 and 575,409,264.60 is: 863,244,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,563,722.20 : 1,477,069,532.10 = 575,409,264.60 : x
  2. Step 2: Convert to fraction form
    984,563,722.20/1,477,069,532.10 = 575,409,264.60/x
  3. Step 3: Cross multiply
    984,563,722.20x = 1,477,069,532.10 × 575,409,264.60
  4. Step 4: Simplify right side
    984,563,722.20x = 849,919,493,228,727,040
  5. Step 5: Solve for x
    x = 849,919,493,228,727,040/984,563,722.20
  6. Step 6: Final answer
    x = 863,244,779.45

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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.