Home / 376,893,272,028.48-520,114,402,435.68-205,614,684,496.32

Finding the Fourth Proportional to 376,893,272,028.48, 520,114,402,435.68 and 205,614,684,496.32

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Solution

The fourth proportional to 376,893,272,028.48, 520,114,402,435.68 and 205,614,684,496.32 is: 283,749,184,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,893,272,028.48 : 520,114,402,435.68 = 205,614,684,496.32 : x
  2. Step 2: Convert to fraction form
    376,893,272,028.48/520,114,402,435.68 = 205,614,684,496.32/x
  3. Step 3: Cross multiply
    376,893,272,028.48x = 520,114,402,435.68 × 205,614,684,496.32
  4. Step 4: Simplify right side
    376,893,272,028.48x = 106,943,158,758,804,352,401,408
  5. Step 5: Solve for x
    x = 106,943,158,758,804,352,401,408/376,893,272,028.48
  6. Step 6: Final answer
    x = 283,749,184,970.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.