Home / 223,432,030.40-335,148,045.60-172,413,694.40

Finding the Fourth Proportional to 223,432,030.40, 335,148,045.60 and 172,413,694.40

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Solution

The fourth proportional to 223,432,030.40, 335,148,045.60 and 172,413,694.40 is: 258,620,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,432,030.40 : 335,148,045.60 = 172,413,694.40 : x
  2. Step 2: Convert to fraction form
    223,432,030.40/335,148,045.60 = 172,413,694.40/x
  3. Step 3: Cross multiply
    223,432,030.40x = 335,148,045.60 × 172,413,694.40
  4. Step 4: Simplify right side
    223,432,030.40x = 57,784,112,712,835,672
  5. Step 5: Solve for x
    x = 57,784,112,712,835,672/223,432,030.40
  6. Step 6: Final answer
    x = 258,620,541.60

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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.