Home / 412,250,270.74-569,179,320.84-316,710,619.40

Finding the Fourth Proportional to 412,250,270.74, 569,179,320.84 and 316,710,619.40

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Solution

The fourth proportional to 412,250,270.74, 569,179,320.84 and 316,710,619.40 is: 437,271,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,250,270.74 : 569,179,320.84 = 316,710,619.40 : x
  2. Step 2: Convert to fraction form
    412,250,270.74/569,179,320.84 = 316,710,619.40/x
  3. Step 3: Cross multiply
    412,250,270.74x = 569,179,320.84 × 316,710,619.40
  4. Step 4: Simplify right side
    412,250,270.74x = 180,265,135,252,907,712
  5. Step 5: Solve for x
    x = 180,265,135,252,907,712/412,250,270.74
  6. Step 6: Final answer
    x = 437,271,114.29

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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.