Home / 77,364,827,881.20-116,047,241,821.80-71,173,091,458.80

Finding the Fourth Proportional to 77,364,827,881.20, 116,047,241,821.80 and 71,173,091,458.80

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Solution

The fourth proportional to 77,364,827,881.20, 116,047,241,821.80 and 71,173,091,458.80 is: 106,759,637,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,364,827,881.20 : 116,047,241,821.80 = 71,173,091,458.80 : x
  2. Step 2: Convert to fraction form
    77,364,827,881.20/116,047,241,821.80 = 71,173,091,458.80/x
  3. Step 3: Cross multiply
    77,364,827,881.20x = 116,047,241,821.80 × 71,173,091,458.80
  4. Step 4: Simplify right side
    77,364,827,881.20x = 8,259,440,955,724,452,069,376
  5. Step 5: Solve for x
    x = 8,259,440,955,724,452,069,376/77,364,827,881.20
  6. Step 6: Final answer
    x = 106,759,637,188.20

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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.