Home / 823,445,404.07-1,136,374,402.19-447,117,852.02

Finding the Fourth Proportional to 823,445,404.07, 1,136,374,402.19 and 447,117,852.02

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Solution

The fourth proportional to 823,445,404.07, 1,136,374,402.19 and 447,117,852.02 is: 617,033,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,445,404.07 : 1,136,374,402.19 = 447,117,852.02 : x
  2. Step 2: Convert to fraction form
    823,445,404.07/1,136,374,402.19 = 447,117,852.02/x
  3. Step 3: Cross multiply
    823,445,404.07x = 1,136,374,402.19 × 447,117,852.02
  4. Step 4: Simplify right side
    823,445,404.07x = 508,093,281,789,786,880
  5. Step 5: Solve for x
    x = 508,093,281,789,786,880/823,445,404.07
  6. Step 6: Final answer
    x = 617,033,356.77

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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.