Home / 15,538,155,253.60-23,307,232,880.40-13,742,309,826.40

Finding the Fourth Proportional to 15,538,155,253.60, 23,307,232,880.40 and 13,742,309,826.40

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Solution

The fourth proportional to 15,538,155,253.60, 23,307,232,880.40 and 13,742,309,826.40 is: 20,613,464,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,538,155,253.60 : 23,307,232,880.40 = 13,742,309,826.40 : x
  2. Step 2: Convert to fraction form
    15,538,155,253.60/23,307,232,880.40 = 13,742,309,826.40/x
  3. Step 3: Cross multiply
    15,538,155,253.60x = 23,307,232,880.40 × 13,742,309,826.40
  4. Step 4: Simplify right side
    15,538,155,253.60x = 320,295,215,438,514,094,080
  5. Step 5: Solve for x
    x = 320,295,215,438,514,094,080/15,538,155,253.60
  6. Step 6: Final answer
    x = 20,613,464,739.60

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Double scale
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Similar ratio
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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.