Home / 52,994,840.80-79,492,261.20-28,745,384.80

Finding the Fourth Proportional to 52,994,840.80, 79,492,261.20 and 28,745,384.80

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Solution

The fourth proportional to 52,994,840.80, 79,492,261.20 and 28,745,384.80 is: 43,118,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,994,840.80 : 79,492,261.20 = 28,745,384.80 : x
  2. Step 2: Convert to fraction form
    52,994,840.80/79,492,261.20 = 28,745,384.80/x
  3. Step 3: Cross multiply
    52,994,840.80x = 79,492,261.20 × 28,745,384.80
  4. Step 4: Simplify right side
    52,994,840.80x = 2,285,035,636,816,110
  5. Step 5: Solve for x
    x = 2,285,035,636,816,110/52,994,840.80
  6. Step 6: Final answer
    x = 43,118,077.20

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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.