Home / 336,798,001.80-505,197,002.70-191,679,179.40

Finding the Fourth Proportional to 336,798,001.80, 505,197,002.70 and 191,679,179.40

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Solution

The fourth proportional to 336,798,001.80, 505,197,002.70 and 191,679,179.40 is: 287,518,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,798,001.80 : 505,197,002.70 = 191,679,179.40 : x
  2. Step 2: Convert to fraction form
    336,798,001.80/505,197,002.70 = 191,679,179.40/x
  3. Step 3: Cross multiply
    336,798,001.80x = 505,197,002.70 × 191,679,179.40
  4. Step 4: Simplify right side
    336,798,001.80x = 96,835,746,912,875,584
  5. Step 5: Solve for x
    x = 96,835,746,912,875,584/336,798,001.80
  6. Step 6: Final answer
    x = 287,518,769.10

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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.