Home / 702,974,008.30-1,054,461,012.45-589,033,057.90

Finding the Fourth Proportional to 702,974,008.30, 1,054,461,012.45 and 589,033,057.90

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Solution

The fourth proportional to 702,974,008.30, 1,054,461,012.45 and 589,033,057.90 is: 883,549,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,974,008.30 : 1,054,461,012.45 = 589,033,057.90 : x
  2. Step 2: Convert to fraction form
    702,974,008.30/1,054,461,012.45 = 589,033,057.90/x
  3. Step 3: Cross multiply
    702,974,008.30x = 1,054,461,012.45 × 589,033,057.90
  4. Step 4: Simplify right side
    702,974,008.30x = 621,112,394,599,753,472
  5. Step 5: Solve for x
    x = 621,112,394,599,753,472/702,974,008.30
  6. Step 6: Final answer
    x = 883,549,586.85

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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.