Home / 346,326,864.98-477,914,025.56-189,694,668.56

Finding the Fourth Proportional to 346,326,864.98, 477,914,025.56 and 189,694,668.56

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Solution

The fourth proportional to 346,326,864.98, 477,914,025.56 and 189,694,668.56 is: 261,769,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,326,864.98 : 477,914,025.56 = 189,694,668.56 : x
  2. Step 2: Convert to fraction form
    346,326,864.98/477,914,025.56 = 189,694,668.56/x
  3. Step 3: Cross multiply
    346,326,864.98x = 477,914,025.56 × 189,694,668.56
  4. Step 4: Simplify right side
    346,326,864.98x = 90,657,742,678,779,568
  5. Step 5: Solve for x
    x = 90,657,742,678,779,568/346,326,864.98
  6. Step 6: Final answer
    x = 261,769,304.80

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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.