Home / 365,958,005.40-548,937,008.10-314,939,669.40

Finding the Fourth Proportional to 365,958,005.40, 548,937,008.10 and 314,939,669.40

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Solution

The fourth proportional to 365,958,005.40, 548,937,008.10 and 314,939,669.40 is: 472,409,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,958,005.40 : 548,937,008.10 = 314,939,669.40 : x
  2. Step 2: Convert to fraction form
    365,958,005.40/548,937,008.10 = 314,939,669.40/x
  3. Step 3: Cross multiply
    365,958,005.40x = 548,937,008.10 × 314,939,669.40
  4. Step 4: Simplify right side
    365,958,005.40x = 172,882,039,852,439,104
  5. Step 5: Solve for x
    x = 172,882,039,852,439,104/365,958,005.40
  6. Step 6: Final answer
    x = 472,409,504.10

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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.