Home / 319,006,354.60-440,217,886.14-175,957,786.50

Finding the Fourth Proportional to 319,006,354.60, 440,217,886.14 and 175,957,786.50

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Solution

The fourth proportional to 319,006,354.60, 440,217,886.14 and 175,957,786.50 is: 242,815,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,006,354.60 : 440,217,886.14 = 175,957,786.50 : x
  2. Step 2: Convert to fraction form
    319,006,354.60/440,217,886.14 = 175,957,786.50/x
  3. Step 3: Cross multiply
    319,006,354.60x = 440,217,886.14 × 175,957,786.50
  4. Step 4: Simplify right side
    319,006,354.60x = 77,459,764,822,903,424
  5. Step 5: Solve for x
    x = 77,459,764,822,903,424/319,006,354.60
  6. Step 6: Final answer
    x = 242,815,742.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.