Home / 703,801,612.40-1,054,806,623.40-626,763,225.20

Finding the Fourth Proportional to 703,801,612.40, 1,054,806,623.40 and 626,763,225.20

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Solution

The fourth proportional to 703,801,612.40, 1,054,806,623.40 and 626,763,225.20 is: 939,347,096.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,801,612.40 : 1,054,806,623.40 = 626,763,225.20 : x
  2. Step 2: Convert to fraction form
    703,801,612.40/1,054,806,623.40 = 626,763,225.20/x
  3. Step 3: Cross multiply
    703,801,612.40x = 1,054,806,623.40 × 626,763,225.20
  4. Step 4: Simplify right side
    703,801,612.40x = 661,114,001,244,505,856
  5. Step 5: Solve for x
    x = 661,114,001,244,505,856/703,801,612.40
  6. Step 6: Final answer
    x = 939,347,096.68

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1.5x scale

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.