Home / 290,174,531.70-434,694,927.15-174,816,405.30

Finding the Fourth Proportional to 290,174,531.70, 434,694,927.15 and 174,816,405.30

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Solution

The fourth proportional to 290,174,531.70, 434,694,927.15 and 174,816,405.30 is: 261,883,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,174,531.70 : 434,694,927.15 = 174,816,405.30 : x
  2. Step 2: Convert to fraction form
    290,174,531.70/434,694,927.15 = 174,816,405.30/x
  3. Step 3: Cross multiply
    290,174,531.70x = 434,694,927.15 × 174,816,405.30
  4. Step 4: Simplify right side
    290,174,531.70x = 75,991,804,566,508,368
  5. Step 5: Solve for x
    x = 75,991,804,566,508,368/290,174,531.70
  6. Step 6: Final answer
    x = 261,883,095.40

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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.