Home / 14,159,246,485.25-19,539,762,062.27-7,815,615,515.33

Finding the Fourth Proportional to 14,159,246,485.25, 19,539,762,062.27 and 7,815,615,515.33

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Solution

The fourth proportional to 14,159,246,485.25, 19,539,762,062.27 and 7,815,615,515.33 is: 10,785,550,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159,246,485.25 : 19,539,762,062.27 = 7,815,615,515.33 : x
  2. Step 2: Convert to fraction form
    14,159,246,485.25/19,539,762,062.27 = 7,815,615,515.33/x
  3. Step 3: Cross multiply
    14,159,246,485.25x = 19,539,762,062.27 × 7,815,615,515.33
  4. Step 4: Simplify right side
    14,159,246,485.25x = 152,715,267,539,597,131,776
  5. Step 5: Solve for x
    x = 152,715,267,539,597,131,776/14,159,246,485.25
  6. Step 6: Final answer
    x = 10,785,550,466.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.