Home / 857,881,959.08-1,183,782,369.14-481,452,205.77

Finding the Fourth Proportional to 857,881,959.08, 1,183,782,369.14 and 481,452,205.77

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Solution

The fourth proportional to 857,881,959.08, 1,183,782,369.14 and 481,452,205.77 is: 664,350,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,881,959.08 : 1,183,782,369.14 = 481,452,205.77 : x
  2. Step 2: Convert to fraction form
    857,881,959.08/1,183,782,369.14 = 481,452,205.77/x
  3. Step 3: Cross multiply
    857,881,959.08x = 1,183,782,369.14 × 481,452,205.77
  4. Step 4: Simplify right side
    857,881,959.08x = 569,934,632,775,845,184
  5. Step 5: Solve for x
    x = 569,934,632,775,845,184/857,881,959.08
  6. Step 6: Final answer
    x = 664,350,878.05

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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.