Home / 369,970,378.60-510,590,475.38-205,009,692.52

Finding the Fourth Proportional to 369,970,378.60, 510,590,475.38 and 205,009,692.52

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Solution

The fourth proportional to 369,970,378.60, 510,590,475.38 and 205,009,692.52 is: 282,930,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,970,378.60 : 510,590,475.38 = 205,009,692.52 : x
  2. Step 2: Convert to fraction form
    369,970,378.60/510,590,475.38 = 205,009,692.52/x
  3. Step 3: Cross multiply
    369,970,378.60x = 510,590,475.38 × 205,009,692.52
  4. Step 4: Simplify right side
    369,970,378.60x = 104,675,996,361,294,432
  5. Step 5: Solve for x
    x = 104,675,996,361,294,432/369,970,378.60
  6. Step 6: Final answer
    x = 282,930,749.10

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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.