Home / 290,413,159.10-435,088,897.05-236,267,315.90

Finding the Fourth Proportional to 290,413,159.10, 435,088,897.05 and 236,267,315.90

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Solution

The fourth proportional to 290,413,159.10, 435,088,897.05 and 236,267,315.90 is: 353,969,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,413,159.10 : 435,088,897.05 = 236,267,315.90 : x
  2. Step 2: Convert to fraction form
    290,413,159.10/435,088,897.05 = 236,267,315.90/x
  3. Step 3: Cross multiply
    290,413,159.10x = 435,088,897.05 × 236,267,315.90
  4. Step 4: Simplify right side
    290,413,159.10x = 102,797,285,883,894,928
  5. Step 5: Solve for x
    x = 102,797,285,883,894,928/290,413,159.10
  6. Step 6: Final answer
    x = 353,969,104.58

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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.