Home / 674,018,272.80-1,011,027,409.20-551,574,266.40

Finding the Fourth Proportional to 674,018,272.80, 1,011,027,409.20 and 551,574,266.40

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Solution

The fourth proportional to 674,018,272.80, 1,011,027,409.20 and 551,574,266.40 is: 827,361,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,018,272.80 : 1,011,027,409.20 = 551,574,266.40 : x
  2. Step 2: Convert to fraction form
    674,018,272.80/1,011,027,409.20 = 551,574,266.40/x
  3. Step 3: Cross multiply
    674,018,272.80x = 1,011,027,409.20 × 551,574,266.40
  4. Step 4: Simplify right side
    674,018,272.80x = 557,656,701,539,782,592
  5. Step 5: Solve for x
    x = 557,656,701,539,782,592/674,018,272.80
  6. Step 6: Final answer
    x = 827,361,399.60

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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.