Home / 536,209,747.20-804,314,620.80-191,174,630.40

Finding the Fourth Proportional to 536,209,747.20, 804,314,620.80 and 191,174,630.40

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Solution

The fourth proportional to 536,209,747.20, 804,314,620.80 and 191,174,630.40 is: 286,761,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,209,747.20 : 804,314,620.80 = 191,174,630.40 : x
  2. Step 2: Convert to fraction form
    536,209,747.20/804,314,620.80 = 191,174,630.40/x
  3. Step 3: Cross multiply
    536,209,747.20x = 804,314,620.80 × 191,174,630.40
  4. Step 4: Simplify right side
    536,209,747.20x = 153,764,550,356,756,160
  5. Step 5: Solve for x
    x = 153,764,550,356,756,160/536,209,747.20
  6. Step 6: Final answer
    x = 286,761,945.60

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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.