Home / 229,914,916.40-344,872,374.60-207,240,100.40

Finding the Fourth Proportional to 229,914,916.40, 344,872,374.60 and 207,240,100.40

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Solution

The fourth proportional to 229,914,916.40, 344,872,374.60 and 207,240,100.40 is: 310,860,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,914,916.40 : 344,872,374.60 = 207,240,100.40 : x
  2. Step 2: Convert to fraction form
    229,914,916.40/344,872,374.60 = 207,240,100.40/x
  3. Step 3: Cross multiply
    229,914,916.40x = 344,872,374.60 × 207,240,100.40
  4. Step 4: Simplify right side
    229,914,916.40x = 71,471,385,537,290,416
  5. Step 5: Solve for x
    x = 71,471,385,537,290,416/229,914,916.40
  6. Step 6: Final answer
    x = 310,860,150.60

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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.