Home / 1,679,699,050.40-2,519,926,489.20-989,250,903.20

Finding the Fourth Proportional to 1,679,699,050.40, 2,519,926,489.20 and 989,250,903.20

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Solution

The fourth proportional to 1,679,699,050.40, 2,519,926,489.20 and 989,250,903.20 is: 1,484,098,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,699,050.40 : 2,519,926,489.20 = 989,250,903.20 : x
  2. Step 2: Convert to fraction form
    1,679,699,050.40/2,519,926,489.20 = 989,250,903.20/x
  3. Step 3: Cross multiply
    1,679,699,050.40x = 2,519,926,489.20 × 989,250,903.20
  4. Step 4: Simplify right side
    1,679,699,050.40x = 2,492,839,555,438,705,152
  5. Step 5: Solve for x
    x = 2,492,839,555,438,705,152/1,679,699,050.40
  6. Step 6: Final answer
    x = 1,484,098,925.25

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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.