Home / 434,077,772.80-651,872,486.40-230,004,428.80

Finding the Fourth Proportional to 434,077,772.80, 651,872,486.40 and 230,004,428.80

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Solution

The fourth proportional to 434,077,772.80, 651,872,486.40 and 230,004,428.80 is: 345,407,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,077,772.80 : 651,872,486.40 = 230,004,428.80 : x
  2. Step 2: Convert to fraction form
    434,077,772.80/651,872,486.40 = 230,004,428.80/x
  3. Step 3: Cross multiply
    434,077,772.80x = 651,872,486.40 × 230,004,428.80
  4. Step 4: Simplify right side
    434,077,772.80x = 149,933,558,884,867,776
  5. Step 5: Solve for x
    x = 149,933,558,884,867,776/434,077,772.80
  6. Step 6: Final answer
    x = 345,407,132.73

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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.