Home / 1,311,683,742.90-1,967,242,179.15-574,752,222.90

Finding the Fourth Proportional to 1,311,683,742.90, 1,967,242,179.15 and 574,752,222.90

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Solution

The fourth proportional to 1,311,683,742.90, 1,967,242,179.15 and 574,752,222.90 is: 862,004,139.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,683,742.90 : 1,967,242,179.15 = 574,752,222.90 : x
  2. Step 2: Convert to fraction form
    1,311,683,742.90/1,967,242,179.15 = 574,752,222.90/x
  3. Step 3: Cross multiply
    1,311,683,742.90x = 1,967,242,179.15 × 574,752,222.90
  4. Step 4: Simplify right side
    1,311,683,742.90x = 1,130,676,815,449,102,592
  5. Step 5: Solve for x
    x = 1,130,676,815,449,102,592/1,311,683,742.90
  6. Step 6: Final answer
    x = 862,004,139.01

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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.