Home / 885,657,176.40-1,329,241,591.80-395,125,323.60

Finding the Fourth Proportional to 885,657,176.40, 1,329,241,591.80 and 395,125,323.60

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Solution

The fourth proportional to 885,657,176.40, 1,329,241,591.80 and 395,125,323.60 is: 593,025,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,657,176.40 : 1,329,241,591.80 = 395,125,323.60 : x
  2. Step 2: Convert to fraction form
    885,657,176.40/1,329,241,591.80 = 395,125,323.60/x
  3. Step 3: Cross multiply
    885,657,176.40x = 1,329,241,591.80 × 395,125,323.60
  4. Step 4: Simplify right side
    885,657,176.40x = 525,217,014,102,554,112
  5. Step 5: Solve for x
    x = 525,217,014,102,554,112/885,657,176.40
  6. Step 6: Final answer
    x = 593,025,188.64

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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.