Home / 649,283,157,758.40-973,924,736,637.60-548,863,767,009.60

Finding the Fourth Proportional to 649,283,157,758.40, 973,924,736,637.60 and 548,863,767,009.60

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Solution

The fourth proportional to 649,283,157,758.40, 973,924,736,637.60 and 548,863,767,009.60 is: 823,295,650,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,283,157,758.40 : 973,924,736,637.60 = 548,863,767,009.60 : x
  2. Step 2: Convert to fraction form
    649,283,157,758.40/973,924,736,637.60 = 548,863,767,009.60/x
  3. Step 3: Cross multiply
    649,283,157,758.40x = 973,924,736,637.60 × 548,863,767,009.60
  4. Step 4: Simplify right side
    649,283,157,758.40x = 534,551,999,734,745,682,411,520
  5. Step 5: Solve for x
    x = 534,551,999,734,745,682,411,520/649,283,157,758.40
  6. Step 6: Final answer
    x = 823,295,650,514.40

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Double scale
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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.