Home / 82,800,532.47-114,265,184.48-47,515,528.07

Finding the Fourth Proportional to 82,800,532.47, 114,265,184.48 and 47,515,528.07

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Solution

The fourth proportional to 82,800,532.47, 114,265,184.48 and 47,515,528.07 is: 65,571,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,800,532.47 : 114,265,184.48 = 47,515,528.07 : x
  2. Step 2: Convert to fraction form
    82,800,532.47/114,265,184.48 = 47,515,528.07/x
  3. Step 3: Cross multiply
    82,800,532.47x = 114,265,184.48 × 47,515,528.07
  4. Step 4: Simplify right side
    82,800,532.47x = 5,429,370,580,583,169
  5. Step 5: Solve for x
    x = 5,429,370,580,583,169/82,800,532.47
  6. Step 6: Final answer
    x = 65,571,686.78

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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.