Home / 9,709,150,532.80-14,539,091,431.20-5,342,148,932.80

Finding the Fourth Proportional to 9,709,150,532.80, 14,539,091,431.20 and 5,342,148,932.80

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Solution

The fourth proportional to 9,709,150,532.80, 14,539,091,431.20 and 5,342,148,932.80 is: 7,999,669,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,150,532.80 : 14,539,091,431.20 = 5,342,148,932.80 : x
  2. Step 2: Convert to fraction form
    9,709,150,532.80/14,539,091,431.20 = 5,342,148,932.80/x
  3. Step 3: Cross multiply
    9,709,150,532.80x = 14,539,091,431.20 × 5,342,148,932.80
  4. Step 4: Simplify right side
    9,709,150,532.80x = 77,669,991,773,066,706,944
  5. Step 5: Solve for x
    x = 77,669,991,773,066,706,944/9,709,150,532.80
  6. Step 6: Final answer
    x = 7,999,669,127.66

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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.