Home / 354,294,455.40-531,441,683.10-225,048,004.20

Finding the Fourth Proportional to 354,294,455.40, 531,441,683.10 and 225,048,004.20

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Solution

The fourth proportional to 354,294,455.40, 531,441,683.10 and 225,048,004.20 is: 337,572,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,455.40 : 531,441,683.10 = 225,048,004.20 : x
  2. Step 2: Convert to fraction form
    354,294,455.40/531,441,683.10 = 225,048,004.20/x
  3. Step 3: Cross multiply
    354,294,455.40x = 531,441,683.10 × 225,048,004.20
  4. Step 4: Simplify right side
    354,294,455.40x = 119,599,890,130,343,872
  5. Step 5: Solve for x
    x = 119,599,890,130,343,872/354,294,455.40
  6. Step 6: Final answer
    x = 337,572,006.30

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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.