Home / 651,939,160.20-977,572,817.10-242,784,702.60

Finding the Fourth Proportional to 651,939,160.20, 977,572,817.10 and 242,784,702.60

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Solution

The fourth proportional to 651,939,160.20, 977,572,817.10 and 242,784,702.60 is: 364,051,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,939,160.20 : 977,572,817.10 = 242,784,702.60 : x
  2. Step 2: Convert to fraction form
    651,939,160.20/977,572,817.10 = 242,784,702.60/x
  3. Step 3: Cross multiply
    651,939,160.20x = 977,572,817.10 × 242,784,702.60
  4. Step 4: Simplify right side
    651,939,160.20x = 237,339,725,669,467,680
  5. Step 5: Solve for x
    x = 237,339,725,669,467,680/651,939,160.20
  6. Step 6: Final answer
    x = 364,051,954.78

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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.