Home / 314,954,083.80-472,431,125.70-297,097,666.20

Finding the Fourth Proportional to 314,954,083.80, 472,431,125.70 and 297,097,666.20

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Solution

The fourth proportional to 314,954,083.80, 472,431,125.70 and 297,097,666.20 is: 445,646,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,954,083.80 : 472,431,125.70 = 297,097,666.20 : x
  2. Step 2: Convert to fraction form
    314,954,083.80/472,431,125.70 = 297,097,666.20/x
  3. Step 3: Cross multiply
    314,954,083.80x = 472,431,125.70 × 297,097,666.20
  4. Step 4: Simplify right side
    314,954,083.80x = 140,358,184,885,708,832
  5. Step 5: Solve for x
    x = 140,358,184,885,708,832/314,954,083.80
  6. Step 6: Final answer
    x = 445,646,499.30

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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.