Home / 77,364,828,000.20-116,047,242,000.30-71,173,091,577.80

Finding the Fourth Proportional to 77,364,828,000.20, 116,047,242,000.30 and 71,173,091,577.80

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Solution

The fourth proportional to 77,364,828,000.20, 116,047,242,000.30 and 71,173,091,577.80 is: 106,759,637,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,364,828,000.20 : 116,047,242,000.30 = 71,173,091,577.80 : x
  2. Step 2: Convert to fraction form
    77,364,828,000.20/116,047,242,000.30 = 71,173,091,577.80/x
  3. Step 3: Cross multiply
    77,364,828,000.20x = 116,047,242,000.30 × 71,173,091,577.80
  4. Step 4: Simplify right side
    77,364,828,000.20x = 8,259,440,982,238,471,127,040
  5. Step 5: Solve for x
    x = 8,259,440,982,238,471,127,040/77,364,828,000.20
  6. Step 6: Final answer
    x = 106,759,637,366.70

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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.