Home / 577,368,000.90-866,052,001.35-319,087,674.90

Finding the Fourth Proportional to 577,368,000.90, 866,052,001.35 and 319,087,674.90

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Solution

The fourth proportional to 577,368,000.90, 866,052,001.35 and 319,087,674.90 is: 478,631,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,368,000.90 : 866,052,001.35 = 319,087,674.90 : x
  2. Step 2: Convert to fraction form
    577,368,000.90/866,052,001.35 = 319,087,674.90/x
  3. Step 3: Cross multiply
    577,368,000.90x = 866,052,001.35 × 319,087,674.90
  4. Step 4: Simplify right side
    577,368,000.90x = 276,346,519,453,263,136
  5. Step 5: Solve for x
    x = 276,346,519,453,263,136/577,368,000.90
  6. Step 6: Final answer
    x = 478,631,512.35

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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.