Home / 43,530,398,720.13-65,265,239,983.50-19,287,596,289.71

Finding the Fourth Proportional to 43,530,398,720.13, 65,265,239,983.50 and 19,287,596,289.71

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Solution

The fourth proportional to 43,530,398,720.13, 65,265,239,983.50 and 19,287,596,289.71 is: 28,917,943,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530,398,720.13 : 65,265,239,983.50 = 19,287,596,289.71 : x
  2. Step 2: Convert to fraction form
    43,530,398,720.13/65,265,239,983.50 = 19,287,596,289.71/x
  3. Step 3: Cross multiply
    43,530,398,720.13x = 65,265,239,983.50 × 19,287,596,289.71
  4. Step 4: Simplify right side
    43,530,398,720.13x = 1,258,809,600,552,983,330,816
  5. Step 5: Solve for x
    x = 1,258,809,600,552,983,330,816/43,530,398,720.13
  6. Step 6: Final answer
    x = 28,917,943,266.41

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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.