Home / 186,948,200.10-280,422,300.15-155,097,704.10

Finding the Fourth Proportional to 186,948,200.10, 280,422,300.15 and 155,097,704.10

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Solution

The fourth proportional to 186,948,200.10, 280,422,300.15 and 155,097,704.10 is: 232,646,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,948,200.10 : 280,422,300.15 = 155,097,704.10 : x
  2. Step 2: Convert to fraction form
    186,948,200.10/280,422,300.15 = 155,097,704.10/x
  3. Step 3: Cross multiply
    186,948,200.10x = 280,422,300.15 × 155,097,704.10
  4. Step 4: Simplify right side
    186,948,200.10x = 43,492,854,931,706,080
  5. Step 5: Solve for x
    x = 43,492,854,931,706,080/186,948,200.10
  6. Step 6: Final answer
    x = 232,646,556.15

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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.