Home / 127,190,977.92-190,789,603.20-46,411,920

Finding the Fourth Proportional to 127,190,977.92, 190,789,603.20 and 46,411,920

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Solution

The fourth proportional to 127,190,977.92, 190,789,603.20 and 46,411,920 is: 69,619,024.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,190,977.92 : 190,789,603.20 = 46,411,920 : x
  2. Step 2: Convert to fraction form
    127,190,977.92/190,789,603.20 = 46,411,920/x
  3. Step 3: Cross multiply
    127,190,977.92x = 190,789,603.20 × 46,411,920
  4. Step 4: Simplify right side
    127,190,977.92x = 8,854,911,800,550,143
  5. Step 5: Solve for x
    x = 8,854,911,800,550,143/127,190,977.92
  6. Step 6: Final answer
    x = 69,619,024.44

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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.