Home / 356,438,666.20-534,583,349.70-174,816,189.40

Finding the Fourth Proportional to 356,438,666.20, 534,583,349.70 and 174,816,189.40

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Solution

The fourth proportional to 356,438,666.20, 534,583,349.70 and 174,816,189.40 is: 262,187,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,438,666.20 : 534,583,349.70 = 174,816,189.40 : x
  2. Step 2: Convert to fraction form
    356,438,666.20/534,583,349.70 = 174,816,189.40/x
  3. Step 3: Cross multiply
    356,438,666.20x = 534,583,349.70 × 174,816,189.40
  4. Step 4: Simplify right side
    356,438,666.20x = 93,453,824,111,241,632
  5. Step 5: Solve for x
    x = 93,453,824,111,241,632/356,438,666.20
  6. Step 6: Final answer
    x = 262,187,672.03

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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.