Home / 204,596,437.53-306,943,058.02-66,421,777.53

Finding the Fourth Proportional to 204,596,437.53, 306,943,058.02 and 66,421,777.53

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Solution

The fourth proportional to 204,596,437.53, 306,943,058.02 and 66,421,777.53 is: 99,648,379.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,596,437.53 : 306,943,058.02 = 66,421,777.53 : x
  2. Step 2: Convert to fraction form
    204,596,437.53/306,943,058.02 = 66,421,777.53/x
  3. Step 3: Cross multiply
    204,596,437.53x = 306,943,058.02 × 66,421,777.53
  4. Step 4: Simplify right side
    204,596,437.53x = 20,387,703,513,562,760
  5. Step 5: Solve for x
    x = 20,387,703,513,562,760/204,596,437.53
  6. Step 6: Final answer
    x = 99,648,379.81

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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.