Home / 212,018,846.74-318,035,356.02-58,652,060.02

Finding the Fourth Proportional to 212,018,846.74, 318,035,356.02 and 58,652,060.02

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Solution

The fourth proportional to 212,018,846.74, 318,035,356.02 and 58,652,060.02 is: 87,980,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,018,846.74 : 318,035,356.02 = 58,652,060.02 : x
  2. Step 2: Convert to fraction form
    212,018,846.74/318,035,356.02 = 58,652,060.02/x
  3. Step 3: Cross multiply
    212,018,846.74x = 318,035,356.02 × 58,652,060.02
  4. Step 4: Simplify right side
    212,018,846.74x = 18,653,428,789,767,108
  5. Step 5: Solve for x
    x = 18,653,428,789,767,108/212,018,846.74
  6. Step 6: Final answer
    x = 87,980,050.25

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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.