Home / 58,120,956.61-80,212,591.20-43,411,112.60

Finding the Fourth Proportional to 58,120,956.61, 80,212,591.20 and 43,411,112.60

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Solution

The fourth proportional to 58,120,956.61, 80,212,591.20 and 43,411,112.60 is: 59,911,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,120,956.61 : 80,212,591.20 = 43,411,112.60 : x
  2. Step 2: Convert to fraction form
    58,120,956.61/80,212,591.20 = 43,411,112.60/x
  3. Step 3: Cross multiply
    58,120,956.61x = 80,212,591.20 × 43,411,112.60
  4. Step 4: Simplify right side
    58,120,956.61x = 3,482,117,828,282,697.50
  5. Step 5: Solve for x
    x = 3,482,117,828,282,697.50/58,120,956.61
  6. Step 6: Final answer
    x = 59,911,571.17

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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.