Home / 199,558,721.40-299,086,139.70-176,883,905.40

Finding the Fourth Proportional to 199,558,721.40, 299,086,139.70 and 176,883,905.40

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Solution

The fourth proportional to 199,558,721.40, 299,086,139.70 and 176,883,905.40 is: 265,102,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,558,721.40 : 299,086,139.70 = 176,883,905.40 : x
  2. Step 2: Convert to fraction form
    199,558,721.40/299,086,139.70 = 176,883,905.40/x
  3. Step 3: Cross multiply
    199,558,721.40x = 299,086,139.70 × 176,883,905.40
  4. Step 4: Simplify right side
    199,558,721.40x = 52,903,524,441,145,984
  5. Step 5: Solve for x
    x = 52,903,524,441,145,984/199,558,721.40
  6. Step 6: Final answer
    x = 265,102,542.60

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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.