Home / 57,946,752,830.40-86,920,129,245.60-42,151,476,004.80

Finding the Fourth Proportional to 57,946,752,830.40, 86,920,129,245.60 and 42,151,476,004.80

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Solution

The fourth proportional to 57,946,752,830.40, 86,920,129,245.60 and 42,151,476,004.80 is: 63,227,214,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,752,830.40 : 86,920,129,245.60 = 42,151,476,004.80 : x
  2. Step 2: Convert to fraction form
    57,946,752,830.40/86,920,129,245.60 = 42,151,476,004.80/x
  3. Step 3: Cross multiply
    57,946,752,830.40x = 86,920,129,245.60 × 42,151,476,004.80
  4. Step 4: Simplify right side
    57,946,752,830.40x = 3,663,811,742,230,023,503,872
  5. Step 5: Solve for x
    x = 3,663,811,742,230,023,503,872/57,946,752,830.40
  6. Step 6: Final answer
    x = 63,227,214,007.20

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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.