Home / 434,126,403.50-599,026,996.95-257,909,869.94

Finding the Fourth Proportional to 434,126,403.50, 599,026,996.95 and 257,909,869.94

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Solution

The fourth proportional to 434,126,403.50, 599,026,996.95 and 257,909,869.94 is: 355,875,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,126,403.50 : 599,026,996.95 = 257,909,869.94 : x
  2. Step 2: Convert to fraction form
    434,126,403.50/599,026,996.95 = 257,909,869.94/x
  3. Step 3: Cross multiply
    434,126,403.50x = 599,026,996.95 × 257,909,869.94
  4. Step 4: Simplify right side
    434,126,403.50x = 154,494,974,873,923,296
  5. Step 5: Solve for x
    x = 154,494,974,873,923,296/434,126,403.50
  6. Step 6: Final answer
    x = 355,875,555.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.