Home / 670,636,190.82-925,319,631.15-563,751,884.25

Finding the Fourth Proportional to 670,636,190.82, 925,319,631.15 and 563,751,884.25

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Solution

The fourth proportional to 670,636,190.82, 925,319,631.15 and 563,751,884.25 is: 777,844,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,636,190.82 : 925,319,631.15 = 563,751,884.25 : x
  2. Step 2: Convert to fraction form
    670,636,190.82/925,319,631.15 = 563,751,884.25/x
  3. Step 3: Cross multiply
    670,636,190.82x = 925,319,631.15 × 563,751,884.25
  4. Step 4: Simplify right side
    670,636,190.82x = 521,650,685,594,327,488
  5. Step 5: Solve for x
    x = 521,650,685,594,327,488/670,636,190.82
  6. Step 6: Final answer
    x = 777,844,519.48

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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.