Home / 483,343,693.20-723,314,928.60-442,529,024.40

Finding the Fourth Proportional to 483,343,693.20, 723,314,928.60 and 442,529,024.40

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Solution

The fourth proportional to 483,343,693.20, 723,314,928.60 and 442,529,024.40 is: 662,236,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,343,693.20 : 723,314,928.60 = 442,529,024.40 : x
  2. Step 2: Convert to fraction form
    483,343,693.20/723,314,928.60 = 442,529,024.40/x
  3. Step 3: Cross multiply
    483,343,693.20x = 723,314,928.60 × 442,529,024.40
  4. Step 4: Simplify right side
    483,343,693.20x = 320,087,849,687,313,664
  5. Step 5: Solve for x
    x = 320,087,849,687,313,664/483,343,693.20
  6. Step 6: Final answer
    x = 662,236,528.98

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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.