Home / 20,473,243,621.60-30,709,865,432.40-17,718,253,477.60

Finding the Fourth Proportional to 20,473,243,621.60, 30,709,865,432.40 and 17,718,253,477.60

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Solution

The fourth proportional to 20,473,243,621.60, 30,709,865,432.40 and 17,718,253,477.60 is: 26,577,380,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,473,243,621.60 : 30,709,865,432.40 = 17,718,253,477.60 : x
  2. Step 2: Convert to fraction form
    20,473,243,621.60/30,709,865,432.40 = 17,718,253,477.60/x
  3. Step 3: Cross multiply
    20,473,243,621.60x = 30,709,865,432.40 × 17,718,253,477.60
  4. Step 4: Simplify right side
    20,473,243,621.60x = 544,125,179,994,249,297,920
  5. Step 5: Solve for x
    x = 544,125,179,994,249,297,920/20,473,243,621.60
  6. Step 6: Final answer
    x = 26,577,380,216.40

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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.