Home / 406,846,680,140.40-610,270,020,210.60-123,863,275,849.20

Finding the Fourth Proportional to 406,846,680,140.40, 610,270,020,210.60 and 123,863,275,849.20

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Solution

The fourth proportional to 406,846,680,140.40, 610,270,020,210.60 and 123,863,275,849.20 is: 185,794,913,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,846,680,140.40 : 610,270,020,210.60 = 123,863,275,849.20 : x
  2. Step 2: Convert to fraction form
    406,846,680,140.40/610,270,020,210.60 = 123,863,275,849.20/x
  3. Step 3: Cross multiply
    406,846,680,140.40x = 610,270,020,210.60 × 123,863,275,849.20
  4. Step 4: Simplify right side
    406,846,680,140.40x = 75,590,043,855,842,401,320,960
  5. Step 5: Solve for x
    x = 75,590,043,855,842,401,320,960/406,846,680,140.40
  6. Step 6: Final answer
    x = 185,794,913,773.80

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1.5x scale

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.