Home / 977,766,450.30-1,466,649,675.45-322,818,561.90

Finding the Fourth Proportional to 977,766,450.30, 1,466,649,675.45 and 322,818,561.90

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Solution

The fourth proportional to 977,766,450.30, 1,466,649,675.45 and 322,818,561.90 is: 484,227,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,766,450.30 : 1,466,649,675.45 = 322,818,561.90 : x
  2. Step 2: Convert to fraction form
    977,766,450.30/1,466,649,675.45 = 322,818,561.90/x
  3. Step 3: Cross multiply
    977,766,450.30x = 1,466,649,675.45 × 322,818,561.90
  4. Step 4: Simplify right side
    977,766,450.30x = 473,461,739,039,870,720
  5. Step 5: Solve for x
    x = 473,461,739,039,870,720/977,766,450.30
  6. Step 6: Final answer
    x = 484,227,842.85

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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.