Home / 102,764,423.86-141,817,693.43-58,117,072.46

Finding the Fourth Proportional to 102,764,423.86, 141,817,693.43 and 58,117,072.46

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Solution

The fourth proportional to 102,764,423.86, 141,817,693.43 and 58,117,072.46 is: 80,203,136.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,764,423.86 : 141,817,693.43 = 58,117,072.46 : x
  2. Step 2: Convert to fraction form
    102,764,423.86/141,817,693.43 = 58,117,072.46/x
  3. Step 3: Cross multiply
    102,764,423.86x = 141,817,693.43 × 58,117,072.46
  4. Step 4: Simplify right side
    102,764,423.86x = 8,242,029,164,617,580
  5. Step 5: Solve for x
    x = 8,242,029,164,617,580/102,764,423.86
  6. Step 6: Final answer
    x = 80,203,136.99

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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.