Home / 772,136,591.92-1,066,061,587.57-593,201,797.18

Finding the Fourth Proportional to 772,136,591.92, 1,066,061,587.57 and 593,201,797.18

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Solution

The fourth proportional to 772,136,591.92, 1,066,061,587.57 and 593,201,797.18 is: 819,012,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,136,591.92 : 1,066,061,587.57 = 593,201,797.18 : x
  2. Step 2: Convert to fraction form
    772,136,591.92/1,066,061,587.57 = 593,201,797.18/x
  3. Step 3: Cross multiply
    772,136,591.92x = 1,066,061,587.57 × 593,201,797.18
  4. Step 4: Simplify right side
    772,136,591.92x = 632,389,649,646,939,776
  5. Step 5: Solve for x
    x = 632,389,649,646,939,776/772,136,591.92
  6. Step 6: Final answer
    x = 819,012,667.27

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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.