Home / 43,688,720.55-65,533,080.83-30,083,830.95

Finding the Fourth Proportional to 43,688,720.55, 65,533,080.83 and 30,083,830.95

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Solution

The fourth proportional to 43,688,720.55, 65,533,080.83 and 30,083,830.95 is: 45,125,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,688,720.55 : 65,533,080.83 = 30,083,830.95 : x
  2. Step 2: Convert to fraction form
    43,688,720.55/65,533,080.83 = 30,083,830.95/x
  3. Step 3: Cross multiply
    43,688,720.55x = 65,533,080.83 × 30,083,830.95
  4. Step 4: Simplify right side
    43,688,720.55x = 1,971,486,125,171,986.50
  5. Step 5: Solve for x
    x = 1,971,486,125,171,986.50/43,688,720.55
  6. Step 6: Final answer
    x = 45,125,746.43

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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.