Home / 1,768,129,559.34-2,652,194,341.61-718,621,874.13

Finding the Fourth Proportional to 1,768,129,559.34, 2,652,194,341.61 and 718,621,874.13

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Solution

The fourth proportional to 1,768,129,559.34, 2,652,194,341.61 and 718,621,874.13 is: 1,077,932,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,129,559.34 : 2,652,194,341.61 = 718,621,874.13 : x
  2. Step 2: Convert to fraction form
    1,768,129,559.34/2,652,194,341.61 = 718,621,874.13/x
  3. Step 3: Cross multiply
    1,768,129,559.34x = 2,652,194,341.61 × 718,621,874.13
  4. Step 4: Simplify right side
    1,768,129,559.34x = 1,905,924,868,321,166,592
  5. Step 5: Solve for x
    x = 1,905,924,868,321,166,592/1,768,129,559.34
  6. Step 6: Final answer
    x = 1,077,932,812.25

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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.