Home / 112,113,387.10-168,170,080.65-104,938,933.60

Finding the Fourth Proportional to 112,113,387.10, 168,170,080.65 and 104,938,933.60

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Solution

The fourth proportional to 112,113,387.10, 168,170,080.65 and 104,938,933.60 is: 157,408,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,113,387.10 : 168,170,080.65 = 104,938,933.60 : x
  2. Step 2: Convert to fraction form
    112,113,387.10/168,170,080.65 = 104,938,933.60/x
  3. Step 3: Cross multiply
    112,113,387.10x = 168,170,080.65 × 104,938,933.60
  4. Step 4: Simplify right side
    112,113,387.10x = 17,647,588,926,836,994
  5. Step 5: Solve for x
    x = 17,647,588,926,836,994/112,113,387.10
  6. Step 6: Final answer
    x = 157,408,400.40

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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.