Home / 455,545,964.40-628,650,300.15-246,697,327.77

Finding the Fourth Proportional to 455,545,964.40, 628,650,300.15 and 246,697,327.77

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Solution

The fourth proportional to 455,545,964.40, 628,650,300.15 and 246,697,327.77 is: 340,440,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,545,964.40 : 628,650,300.15 = 246,697,327.77 : x
  2. Step 2: Convert to fraction form
    455,545,964.40/628,650,300.15 = 246,697,327.77/x
  3. Step 3: Cross multiply
    455,545,964.40x = 628,650,300.15 × 246,697,327.77
  4. Step 4: Simplify right side
    455,545,964.40x = 155,086,349,148,813,440
  5. Step 5: Solve for x
    x = 155,086,349,148,813,440/455,545,964.40
  6. Step 6: Final answer
    x = 340,440,616.90

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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.