Home / 519,189,030,703.80-716,485,069,196-287,706,416,611.42

Finding the Fourth Proportional to 519,189,030,703.80, 716,485,069,196 and 287,706,416,611.42

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Solution

The fourth proportional to 519,189,030,703.80, 716,485,069,196 and 287,706,416,611.42 is: 397,037,186,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,189,030,703.80 : 716,485,069,196 = 287,706,416,611.42 : x
  2. Step 2: Convert to fraction form
    519,189,030,703.80/716,485,069,196 = 287,706,416,611.42/x
  3. Step 3: Cross multiply
    519,189,030,703.80x = 716,485,069,196 × 287,706,416,611.42
  4. Step 4: Simplify right side
    519,189,030,703.80x = 206,137,351,813,966,440,955,904
  5. Step 5: Solve for x
    x = 206,137,351,813,966,440,955,904/519,189,030,703.80
  6. Step 6: Final answer
    x = 397,037,186,118.00

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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.