Home / 435,638,487.80-653,457,731.70-337,003,038.20

Finding the Fourth Proportional to 435,638,487.80, 653,457,731.70 and 337,003,038.20

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Solution

The fourth proportional to 435,638,487.80, 653,457,731.70 and 337,003,038.20 is: 505,504,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,638,487.80 : 653,457,731.70 = 337,003,038.20 : x
  2. Step 2: Convert to fraction form
    435,638,487.80/653,457,731.70 = 337,003,038.20/x
  3. Step 3: Cross multiply
    435,638,487.80x = 653,457,731.70 × 337,003,038.20
  4. Step 4: Simplify right side
    435,638,487.80x = 220,217,240,918,180,448
  5. Step 5: Solve for x
    x = 220,217,240,918,180,448/435,638,487.80
  6. Step 6: Final answer
    x = 505,504,557.30

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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.