Home / 711,183,808,426.45-1,066,985,270,451.10-286,493,532,157.56

Finding the Fourth Proportional to 711,183,808,426.45, 1,066,985,270,451.10 and 286,493,532,157.56

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Solution

The fourth proportional to 711,183,808,426.45, 1,066,985,270,451.10 and 286,493,532,157.56 is: 429,824,716,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,183,808,426.45 : 1,066,985,270,451.10 = 286,493,532,157.56 : x
  2. Step 2: Convert to fraction form
    711,183,808,426.45/1,066,985,270,451.10 = 286,493,532,157.56/x
  3. Step 3: Cross multiply
    711,183,808,426.45x = 1,066,985,270,451.10 × 286,493,532,157.56
  4. Step 4: Simplify right side
    711,183,808,426.45x = 305,684,378,891,625,061,941,248
  5. Step 5: Solve for x
    x = 305,684,378,891,625,061,941,248/711,183,808,426.45
  6. Step 6: Final answer
    x = 429,824,716,577.81

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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.