Home / 30,742,815,559.64-46,120,512,870.36-10,571,621,695.11

Finding the Fourth Proportional to 30,742,815,559.64, 46,120,512,870.36 and 10,571,621,695.11

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Solution

The fourth proportional to 30,742,815,559.64, 46,120,512,870.36 and 10,571,621,695.11 is: 15,859,595,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742,815,559.64 : 46,120,512,870.36 = 10,571,621,695.11 : x
  2. Step 2: Convert to fraction form
    30,742,815,559.64/46,120,512,870.36 = 10,571,621,695.11/x
  3. Step 3: Cross multiply
    30,742,815,559.64x = 46,120,512,870.36 × 10,571,621,695.11
  4. Step 4: Simplify right side
    30,742,815,559.64x = 487,568,614,450,036,146,176
  5. Step 5: Solve for x
    x = 487,568,614,450,036,146,176/30,742,815,559.64
  6. Step 6: Final answer
    x = 15,859,595,342.02

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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.