Home / 12,653,531,627.40-18,980,297,441.10-10,602,594,520.20

Finding the Fourth Proportional to 12,653,531,627.40, 18,980,297,441.10 and 10,602,594,520.20

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Solution

The fourth proportional to 12,653,531,627.40, 18,980,297,441.10 and 10,602,594,520.20 is: 15,903,891,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,531,627.40 : 18,980,297,441.10 = 10,602,594,520.20 : x
  2. Step 2: Convert to fraction form
    12,653,531,627.40/18,980,297,441.10 = 10,602,594,520.20/x
  3. Step 3: Cross multiply
    12,653,531,627.40x = 18,980,297,441.10 × 10,602,594,520.20
  4. Step 4: Simplify right side
    12,653,531,627.40x = 201,240,397,640,772,943,872
  5. Step 5: Solve for x
    x = 201,240,397,640,772,943,872/12,653,531,627.40
  6. Step 6: Final answer
    x = 15,903,891,780.30

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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.