Home / 891,651,737.80-1,336,202,148.30-656,648,527.60

Finding the Fourth Proportional to 891,651,737.80, 1,336,202,148.30 and 656,648,527.60

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Solution

The fourth proportional to 891,651,737.80, 1,336,202,148.30 and 656,648,527.60 is: 984,033,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,651,737.80 : 1,336,202,148.30 = 656,648,527.60 : x
  2. Step 2: Convert to fraction form
    891,651,737.80/1,336,202,148.30 = 656,648,527.60/x
  3. Step 3: Cross multiply
    891,651,737.80x = 1,336,202,148.30 × 656,648,527.60
  4. Step 4: Simplify right side
    891,651,737.80x = 877,415,173,257,151,872
  5. Step 5: Solve for x
    x = 877,415,173,257,151,872/891,651,737.80
  6. Step 6: Final answer
    x = 984,033,492.07

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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.