Home / 1,497,142,436.20-2,245,501,077.90-514,614,315.40

Finding the Fourth Proportional to 1,497,142,436.20, 2,245,501,077.90 and 514,614,315.40

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Solution

The fourth proportional to 1,497,142,436.20, 2,245,501,077.90 and 514,614,315.40 is: 771,848,403.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,142,436.20 : 2,245,501,077.90 = 514,614,315.40 : x
  2. Step 2: Convert to fraction form
    1,497,142,436.20/2,245,501,077.90 = 514,614,315.40/x
  3. Step 3: Cross multiply
    1,497,142,436.20x = 2,245,501,077.90 × 514,614,315.40
  4. Step 4: Simplify right side
    1,497,142,436.20x = 1,155,566,999,933,470,464
  5. Step 5: Solve for x
    x = 1,155,566,999,933,470,464/1,497,142,436.20
  6. Step 6: Final answer
    x = 771,848,403.99

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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.