Home / 434,643,980.09-599,754,251.59-293,821,601.96

Finding the Fourth Proportional to 434,643,980.09, 599,754,251.59 and 293,821,601.96

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Solution

The fourth proportional to 434,643,980.09, 599,754,251.59 and 293,821,601.96 is: 405,437,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,643,980.09 : 599,754,251.59 = 293,821,601.96 : x
  2. Step 2: Convert to fraction form
    434,643,980.09/599,754,251.59 = 293,821,601.96/x
  3. Step 3: Cross multiply
    434,643,980.09x = 599,754,251.59 × 293,821,601.96
  4. Step 4: Simplify right side
    434,643,980.09x = 176,220,754,985,259,488
  5. Step 5: Solve for x
    x = 176,220,754,985,259,488/434,643,980.09
  6. Step 6: Final answer
    x = 405,437,008.36

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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.