Home / 127,836,824.80-191,755,237.20-56,173,208.80

Finding the Fourth Proportional to 127,836,824.80, 191,755,237.20 and 56,173,208.80

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Solution

The fourth proportional to 127,836,824.80, 191,755,237.20 and 56,173,208.80 is: 84,259,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,836,824.80 : 191,755,237.20 = 56,173,208.80 : x
  2. Step 2: Convert to fraction form
    127,836,824.80/191,755,237.20 = 56,173,208.80/x
  3. Step 3: Cross multiply
    127,836,824.80x = 191,755,237.20 × 56,173,208.80
  4. Step 4: Simplify right side
    127,836,824.80x = 10,771,506,977,729,126
  5. Step 5: Solve for x
    x = 10,771,506,977,729,126/127,836,824.80
  6. Step 6: Final answer
    x = 84,259,813.20

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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.