Home / 272,573,211.60-408,859,817.40-245,363,432.40

Finding the Fourth Proportional to 272,573,211.60, 408,859,817.40 and 245,363,432.40

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Solution

The fourth proportional to 272,573,211.60, 408,859,817.40 and 245,363,432.40 is: 368,045,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,573,211.60 : 408,859,817.40 = 245,363,432.40 : x
  2. Step 2: Convert to fraction form
    272,573,211.60/408,859,817.40 = 245,363,432.40/x
  3. Step 3: Cross multiply
    272,573,211.60x = 408,859,817.40 × 245,363,432.40
  4. Step 4: Simplify right side
    272,573,211.60x = 100,319,248,167,701,248
  5. Step 5: Solve for x
    x = 100,319,248,167,701,248/272,573,211.60
  6. Step 6: Final answer
    x = 368,045,148.60

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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.