Home / 290,051,882.37-434,786,914.71-134,714,779.97

Finding the Fourth Proportional to 290,051,882.37, 434,786,914.71 and 134,714,779.97

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Solution

The fourth proportional to 290,051,882.37, 434,786,914.71 and 134,714,779.97 is: 201,937,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,051,882.37 : 434,786,914.71 = 134,714,779.97 : x
  2. Step 2: Convert to fraction form
    290,051,882.37/434,786,914.71 = 134,714,779.97/x
  3. Step 3: Cross multiply
    290,051,882.37x = 434,786,914.71 × 134,714,779.97
  4. Step 4: Simplify right side
    290,051,882.37x = 58,572,223,546,818,872
  5. Step 5: Solve for x
    x = 58,572,223,546,818,872/290,051,882.37
  6. Step 6: Final answer
    x = 201,937,057.15

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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.