Home / 449,315,534.70-673,973,302.05-108,913,358.70

Finding the Fourth Proportional to 449,315,534.70, 673,973,302.05 and 108,913,358.70

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Solution

The fourth proportional to 449,315,534.70, 673,973,302.05 and 108,913,358.70 is: 163,370,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,315,534.70 : 673,973,302.05 = 108,913,358.70 : x
  2. Step 2: Convert to fraction form
    449,315,534.70/673,973,302.05 = 108,913,358.70/x
  3. Step 3: Cross multiply
    449,315,534.70x = 673,973,302.05 × 108,913,358.70
  4. Step 4: Simplify right side
    449,315,534.70x = 73,404,696,000,395,088
  5. Step 5: Solve for x
    x = 73,404,696,000,395,088/449,315,534.70
  6. Step 6: Final answer
    x = 163,370,038.05

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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.