Home / 57,481,470,347.60-86,222,205,521.40-42,002,129,291.60

Finding the Fourth Proportional to 57,481,470,347.60, 86,222,205,521.40 and 42,002,129,291.60

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Solution

The fourth proportional to 57,481,470,347.60, 86,222,205,521.40 and 42,002,129,291.60 is: 63,003,193,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481,470,347.60 : 86,222,205,521.40 = 42,002,129,291.60 : x
  2. Step 2: Convert to fraction form
    57,481,470,347.60/86,222,205,521.40 = 42,002,129,291.60/x
  3. Step 3: Cross multiply
    57,481,470,347.60x = 86,222,205,521.40 × 42,002,129,291.60
  4. Step 4: Simplify right side
    57,481,470,347.60x = 3,621,516,224,116,749,762,560
  5. Step 5: Solve for x
    x = 3,621,516,224,116,749,762,560/57,481,470,347.60
  6. Step 6: Final answer
    x = 63,003,193,937.40

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1.5x scale

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.