Home / 799,703,938.11-1,103,585,412.38-447,279,946.13

Finding the Fourth Proportional to 799,703,938.11, 1,103,585,412.38 and 447,279,946.13

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Solution

The fourth proportional to 799,703,938.11, 1,103,585,412.38 and 447,279,946.13 is: 617,242,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,703,938.11 : 1,103,585,412.38 = 447,279,946.13 : x
  2. Step 2: Convert to fraction form
    799,703,938.11/1,103,585,412.38 = 447,279,946.13/x
  3. Step 3: Cross multiply
    799,703,938.11x = 1,103,585,412.38 × 447,279,946.13
  4. Step 4: Simplify right side
    799,703,938.11x = 493,611,623,799,180,288
  5. Step 5: Solve for x
    x = 493,611,623,799,180,288/799,703,938.11
  6. Step 6: Final answer
    x = 617,242,957.39

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1.5x scale

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.