Home / 336,806,415.80-505,209,623.70-164,393,833.40

Finding the Fourth Proportional to 336,806,415.80, 505,209,623.70 and 164,393,833.40

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Solution

The fourth proportional to 336,806,415.80, 505,209,623.70 and 164,393,833.40 is: 246,590,750.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,806,415.80 : 505,209,623.70 = 164,393,833.40 : x
  2. Step 2: Convert to fraction form
    336,806,415.80/505,209,623.70 = 164,393,833.40/x
  3. Step 3: Cross multiply
    336,806,415.80x = 505,209,623.70 × 164,393,833.40
  4. Step 4: Simplify right side
    336,806,415.80x = 83,053,346,710,614,496
  5. Step 5: Solve for x
    x = 83,053,346,710,614,496/336,806,415.80
  6. Step 6: Final answer
    x = 246,590,750.10

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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.