Home / 72,656,243,104.40-108,984,364,656.60-53,065,202,080.40

Finding the Fourth Proportional to 72,656,243,104.40, 108,984,364,656.60 and 53,065,202,080.40

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Solution

The fourth proportional to 72,656,243,104.40, 108,984,364,656.60 and 53,065,202,080.40 is: 79,597,803,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,656,243,104.40 : 108,984,364,656.60 = 53,065,202,080.40 : x
  2. Step 2: Convert to fraction form
    72,656,243,104.40/108,984,364,656.60 = 53,065,202,080.40/x
  3. Step 3: Cross multiply
    72,656,243,104.40x = 108,984,364,656.60 × 53,065,202,080.40
  4. Step 4: Simplify right side
    72,656,243,104.40x = 5,783,277,334,106,482,933,760
  5. Step 5: Solve for x
    x = 5,783,277,334,106,482,933,760/72,656,243,104.40
  6. Step 6: Final answer
    x = 79,597,803,120.60

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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.