Home / 137,939,762,402.20-206,909,643,603.30-49,596,411,784.60

Finding the Fourth Proportional to 137,939,762,402.20, 206,909,643,603.30 and 49,596,411,784.60

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Solution

The fourth proportional to 137,939,762,402.20, 206,909,643,603.30 and 49,596,411,784.60 is: 74,394,617,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,939,762,402.20 : 206,909,643,603.30 = 49,596,411,784.60 : x
  2. Step 2: Convert to fraction form
    137,939,762,402.20/206,909,643,603.30 = 49,596,411,784.60/x
  3. Step 3: Cross multiply
    137,939,762,402.20x = 206,909,643,603.30 × 49,596,411,784.60
  4. Step 4: Simplify right side
    137,939,762,402.20x = 10,261,975,886,354,093,965,312
  5. Step 5: Solve for x
    x = 10,261,975,886,354,093,965,312/137,939,762,402.20
  6. Step 6: Final answer
    x = 74,394,617,676.90

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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.