Home / 343,359,053.80-515,038,580.70-329,966,740.60

Finding the Fourth Proportional to 343,359,053.80, 515,038,580.70 and 329,966,740.60

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Solution

The fourth proportional to 343,359,053.80, 515,038,580.70 and 329,966,740.60 is: 494,950,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,359,053.80 : 515,038,580.70 = 329,966,740.60 : x
  2. Step 2: Convert to fraction form
    343,359,053.80/515,038,580.70 = 329,966,740.60/x
  3. Step 3: Cross multiply
    343,359,053.80x = 515,038,580.70 × 329,966,740.60
  4. Step 4: Simplify right side
    343,359,053.80x = 169,945,601,756,829,088
  5. Step 5: Solve for x
    x = 169,945,601,756,829,088/343,359,053.80
  6. Step 6: Final answer
    x = 494,950,110.90

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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.