Home / 194,623,754.68-268,581,493.02-105,315,699.34

Finding the Fourth Proportional to 194,623,754.68, 268,581,493.02 and 105,315,699.34

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Solution

The fourth proportional to 194,623,754.68, 268,581,493.02 and 105,315,699.34 is: 145,336,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623,754.68 : 268,581,493.02 = 105,315,699.34 : x
  2. Step 2: Convert to fraction form
    194,623,754.68/268,581,493.02 = 105,315,699.34/x
  3. Step 3: Cross multiply
    194,623,754.68x = 268,581,493.02 × 105,315,699.34
  4. Step 4: Simplify right side
    194,623,754.68x = 28,285,847,767,182,628
  5. Step 5: Solve for x
    x = 28,285,847,767,182,628/194,623,754.68
  6. Step 6: Final answer
    x = 145,336,050.13

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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.