Home / 180,464,962.86-270,732,246.30-76,832,270.22

Finding the Fourth Proportional to 180,464,962.86, 270,732,246.30 and 76,832,270.22

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Solution

The fourth proportional to 180,464,962.86, 270,732,246.30 and 76,832,270.22 is: 115,263,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,464,962.86 : 270,732,246.30 = 76,832,270.22 : x
  2. Step 2: Convert to fraction form
    180,464,962.86/270,732,246.30 = 76,832,270.22/x
  3. Step 3: Cross multiply
    180,464,962.86x = 270,732,246.30 × 76,832,270.22
  4. Step 4: Simplify right side
    180,464,962.86x = 20,800,973,104,989,196
  5. Step 5: Solve for x
    x = 20,800,973,104,989,196/180,464,962.86
  6. Step 6: Final answer
    x = 115,263,222.15

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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.