Home / 14,159,246,528.52-19,539,762,121.89-7,815,615,558.60

Finding the Fourth Proportional to 14,159,246,528.52, 19,539,762,121.89 and 7,815,615,558.60

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Solution

The fourth proportional to 14,159,246,528.52, 19,539,762,121.89 and 7,815,615,558.60 is: 10,785,550,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159,246,528.52 : 19,539,762,121.89 = 7,815,615,558.60 : x
  2. Step 2: Convert to fraction form
    14,159,246,528.52/19,539,762,121.89 = 7,815,615,558.60/x
  3. Step 3: Cross multiply
    14,159,246,528.52x = 19,539,762,121.89 × 7,815,615,558.60
  4. Step 4: Simplify right side
    14,159,246,528.52x = 152,715,268,851,186,434,048
  5. Step 5: Solve for x
    x = 152,715,268,851,186,434,048/14,159,246,528.52
  6. Step 6: Final answer
    x = 10,785,550,526.55

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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.