Home / 30,232,180,017.72-45,346,575,019.50-9,270,555,311.88

Finding the Fourth Proportional to 30,232,180,017.72, 45,346,575,019.50 and 9,270,555,311.88

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Solution

The fourth proportional to 30,232,180,017.72, 45,346,575,019.50 and 9,270,555,311.88 is: 13,905,313,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232,180,017.72 : 45,346,575,019.50 = 9,270,555,311.88 : x
  2. Step 2: Convert to fraction form
    30,232,180,017.72/45,346,575,019.50 = 9,270,555,311.88/x
  3. Step 3: Cross multiply
    30,232,180,017.72x = 45,346,575,019.50 × 9,270,555,311.88
  4. Step 4: Simplify right side
    30,232,180,017.72x = 420,387,931,922,590,597,120
  5. Step 5: Solve for x
    x = 420,387,931,922,590,597,120/30,232,180,017.72
  6. Step 6: Final answer
    x = 13,905,313,201.90

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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.