Home / 580,895,999.10-871,343,998.65-308,126,360.70

Finding the Fourth Proportional to 580,895,999.10, 871,343,998.65 and 308,126,360.70

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Solution

The fourth proportional to 580,895,999.10, 871,343,998.65 and 308,126,360.70 is: 462,189,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,895,999.10 : 871,343,998.65 = 308,126,360.70 : x
  2. Step 2: Convert to fraction form
    580,895,999.10/871,343,998.65 = 308,126,360.70/x
  3. Step 3: Cross multiply
    580,895,999.10x = 871,343,998.65 × 308,126,360.70
  4. Step 4: Simplify right side
    580,895,999.10x = 268,484,055,221,810,208
  5. Step 5: Solve for x
    x = 268,484,055,221,810,208/580,895,999.10
  6. Step 6: Final answer
    x = 462,189,541.05

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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.