Home / 2,989,776,412.90-4,484,664,619.35-2,989,776,412.90

Finding the Fourth Proportional to 2,989,776,412.90, 4,484,664,619.35 and 2,989,776,412.90

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Solution

The fourth proportional to 2,989,776,412.90, 4,484,664,619.35 and 2,989,776,412.90 is: 4,484,664,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,776,412.90 : 4,484,664,619.35 = 2,989,776,412.90 : x
  2. Step 2: Convert to fraction form
    2,989,776,412.90/4,484,664,619.35 = 2,989,776,412.90/x
  3. Step 3: Cross multiply
    2,989,776,412.90x = 4,484,664,619.35 × 2,989,776,412.90
  4. Step 4: Simplify right side
    2,989,776,412.90x = 13,408,144,498,699,788,288
  5. Step 5: Solve for x
    x = 13,408,144,498,699,788,288/2,989,776,412.90
  6. Step 6: Final answer
    x = 4,484,664,619.35

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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.