Home / 406,078,133,856.58-560,401,263,994.50-223,181,718,354.90

Finding the Fourth Proportional to 406,078,133,856.58, 560,401,263,994.50 and 223,181,718,354.90

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Solution

The fourth proportional to 406,078,133,856.58, 560,401,263,994.50 and 223,181,718,354.90 is: 307,998,157,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,078,133,856.58 : 560,401,263,994.50 = 223,181,718,354.90 : x
  2. Step 2: Convert to fraction form
    406,078,133,856.58/560,401,263,994.50 = 223,181,718,354.90/x
  3. Step 3: Cross multiply
    406,078,133,856.58x = 560,401,263,994.50 × 223,181,718,354.90
  4. Step 4: Simplify right side
    406,078,133,856.58x = 125,071,317,066,550,456,877,056
  5. Step 5: Solve for x
    x = 125,071,317,066,550,456,877,056/406,078,133,856.58
  6. Step 6: Final answer
    x = 307,998,157,592.80

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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.