Home / 346,350,574.40-519,525,861.60-315,109,716.80

Finding the Fourth Proportional to 346,350,574.40, 519,525,861.60 and 315,109,716.80

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Solution

The fourth proportional to 346,350,574.40, 519,525,861.60 and 315,109,716.80 is: 472,664,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,350,574.40 : 519,525,861.60 = 315,109,716.80 : x
  2. Step 2: Convert to fraction form
    346,350,574.40/519,525,861.60 = 315,109,716.80/x
  3. Step 3: Cross multiply
    346,350,574.40x = 519,525,861.60 × 315,109,716.80
  4. Step 4: Simplify right side
    346,350,574.40x = 163,707,647,119,052,000
  5. Step 5: Solve for x
    x = 163,707,647,119,052,000/346,350,574.40
  6. Step 6: Final answer
    x = 472,664,575.20

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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.