Home / 727,223,636.24-1,003,539,623.60-409,676,485.04

Finding the Fourth Proportional to 727,223,636.24, 1,003,539,623.60 and 409,676,485.04

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Solution

The fourth proportional to 727,223,636.24, 1,003,539,623.60 and 409,676,485.04 is: 565,337,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,223,636.24 : 1,003,539,623.60 = 409,676,485.04 : x
  2. Step 2: Convert to fraction form
    727,223,636.24/1,003,539,623.60 = 409,676,485.04/x
  3. Step 3: Cross multiply
    727,223,636.24x = 1,003,539,623.60 × 409,676,485.04
  4. Step 4: Simplify right side
    727,223,636.24x = 411,126,585,594,812,672
  5. Step 5: Solve for x
    x = 411,126,585,594,812,672/727,223,636.24
  6. Step 6: Final answer
    x = 565,337,215.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.