Home / 10,077,702,952.80-15,116,554,429.20-7,304,321,013.60

Finding the Fourth Proportional to 10,077,702,952.80, 15,116,554,429.20 and 7,304,321,013.60

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Solution

The fourth proportional to 10,077,702,952.80, 15,116,554,429.20 and 7,304,321,013.60 is: 10,956,481,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077,702,952.80 : 15,116,554,429.20 = 7,304,321,013.60 : x
  2. Step 2: Convert to fraction form
    10,077,702,952.80/15,116,554,429.20 = 7,304,321,013.60/x
  3. Step 3: Cross multiply
    10,077,702,952.80x = 15,116,554,429.20 × 7,304,321,013.60
  4. Step 4: Simplify right side
    10,077,702,952.80x = 110,416,166,170,433,732,608
  5. Step 5: Solve for x
    x = 110,416,166,170,433,732,608/10,077,702,952.80
  6. Step 6: Final answer
    x = 10,956,481,520.40

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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.