Home / 411,292,408.77-616,916,884.91-134,907,216.50

Finding the Fourth Proportional to 411,292,408.77, 616,916,884.91 and 134,907,216.50

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Solution

The fourth proportional to 411,292,408.77, 616,916,884.91 and 134,907,216.50 is: 202,353,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,292,408.77 : 616,916,884.91 = 134,907,216.50 : x
  2. Step 2: Convert to fraction form
    411,292,408.77/616,916,884.91 = 134,907,216.50/x
  3. Step 3: Cross multiply
    411,292,408.77x = 616,916,884.91 × 134,907,216.50
  4. Step 4: Simplify right side
    411,292,408.77x = 83,226,539,757,931,712
  5. Step 5: Solve for x
    x = 83,226,539,757,931,712/411,292,408.77
  6. Step 6: Final answer
    x = 202,353,697.72

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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.