Home / 641,337,195.10-962,005,792.65-549,504,190.30

Finding the Fourth Proportional to 641,337,195.10, 962,005,792.65 and 549,504,190.30

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Solution

The fourth proportional to 641,337,195.10, 962,005,792.65 and 549,504,190.30 is: 824,256,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,337,195.10 : 962,005,792.65 = 549,504,190.30 : x
  2. Step 2: Convert to fraction form
    641,337,195.10/962,005,792.65 = 549,504,190.30/x
  3. Step 3: Cross multiply
    641,337,195.10x = 962,005,792.65 × 549,504,190.30
  4. Step 4: Simplify right side
    641,337,195.10x = 528,626,214,154,047,872
  5. Step 5: Solve for x
    x = 528,626,214,154,047,872/641,337,195.10
  6. Step 6: Final answer
    x = 824,256,285.45

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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.