Home / 456,264,014.70-684,396,022.05-440,139,701.10

Finding the Fourth Proportional to 456,264,014.70, 684,396,022.05 and 440,139,701.10

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Solution

The fourth proportional to 456,264,014.70, 684,396,022.05 and 440,139,701.10 is: 660,209,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,264,014.70 : 684,396,022.05 = 440,139,701.10 : x
  2. Step 2: Convert to fraction form
    456,264,014.70/684,396,022.05 = 440,139,701.10/x
  3. Step 3: Cross multiply
    456,264,014.70x = 684,396,022.05 × 440,139,701.10
  4. Step 4: Simplify right side
    456,264,014.70x = 301,229,860,579,116,032
  5. Step 5: Solve for x
    x = 301,229,860,579,116,032/456,264,014.70
  6. Step 6: Final answer
    x = 660,209,551.65

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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.