Home / 199,697,751.40-299,546,627.10-167,449,124.20

Finding the Fourth Proportional to 199,697,751.40, 299,546,627.10 and 167,449,124.20

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Solution

The fourth proportional to 199,697,751.40, 299,546,627.10 and 167,449,124.20 is: 251,173,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,697,751.40 : 299,546,627.10 = 167,449,124.20 : x
  2. Step 2: Convert to fraction form
    199,697,751.40/299,546,627.10 = 167,449,124.20/x
  3. Step 3: Cross multiply
    199,697,751.40x = 299,546,627.10 × 167,449,124.20
  4. Step 4: Simplify right side
    199,697,751.40x = 50,158,820,364,958,984
  5. Step 5: Solve for x
    x = 50,158,820,364,958,984/199,697,751.40
  6. Step 6: Final answer
    x = 251,173,686.30

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1.5x scale

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.