Home / 807,971,032.26-1,114,999,520.58-436,693,063.64

Finding the Fourth Proportional to 807,971,032.26, 1,114,999,520.58 and 436,693,063.64

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Solution

The fourth proportional to 807,971,032.26, 1,114,999,520.58 and 436,693,063.64 is: 602,636,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,971,032.26 : 1,114,999,520.58 = 436,693,063.64 : x
  2. Step 2: Convert to fraction form
    807,971,032.26/1,114,999,520.58 = 436,693,063.64/x
  3. Step 3: Cross multiply
    807,971,032.26x = 1,114,999,520.58 × 436,693,063.64
  4. Step 4: Simplify right side
    807,971,032.26x = 486,912,556,593,636,416
  5. Step 5: Solve for x
    x = 486,912,556,593,636,416/807,971,032.26
  6. Step 6: Final answer
    x = 602,636,155.45

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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.