Home / 435,639,779.80-653,459,669.70-337,004,330.20

Finding the Fourth Proportional to 435,639,779.80, 653,459,669.70 and 337,004,330.20

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Solution

The fourth proportional to 435,639,779.80, 653,459,669.70 and 337,004,330.20 is: 505,506,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,639,779.80 : 653,459,669.70 = 337,004,330.20 : x
  2. Step 2: Convert to fraction form
    435,639,779.80/653,459,669.70 = 337,004,330.20/x
  3. Step 3: Cross multiply
    435,639,779.80x = 653,459,669.70 × 337,004,330.20
  4. Step 4: Simplify right side
    435,639,779.80x = 220,218,738,299,961,728
  5. Step 5: Solve for x
    x = 220,218,738,299,961,728/435,639,779.80
  6. Step 6: Final answer
    x = 505,506,495.30

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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.