Home / 987,045,700.04-1,362,269,260.30-624,973,316.96

Finding the Fourth Proportional to 987,045,700.04, 1,362,269,260.30 and 624,973,316.96

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Solution

The fourth proportional to 987,045,700.04, 1,362,269,260.30 and 624,973,316.96 is: 862,555,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,045,700.04 : 1,362,269,260.30 = 624,973,316.96 : x
  2. Step 2: Convert to fraction form
    987,045,700.04/1,362,269,260.30 = 624,973,316.96/x
  3. Step 3: Cross multiply
    987,045,700.04x = 1,362,269,260.30 × 624,973,316.96
  4. Step 4: Simplify right side
    987,045,700.04x = 851,381,938,202,336,640
  5. Step 5: Solve for x
    x = 851,381,938,202,336,640/987,045,700.04
  6. Step 6: Final answer
    x = 862,555,744.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.