Home / 1,495,909,576.20-2,243,864,364.30-405,392,644.20

Finding the Fourth Proportional to 1,495,909,576.20, 2,243,864,364.30 and 405,392,644.20

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Solution

The fourth proportional to 1,495,909,576.20, 2,243,864,364.30 and 405,392,644.20 is: 608,088,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,909,576.20 : 2,243,864,364.30 = 405,392,644.20 : x
  2. Step 2: Convert to fraction form
    1,495,909,576.20/2,243,864,364.30 = 405,392,644.20/x
  3. Step 3: Cross multiply
    1,495,909,576.20x = 2,243,864,364.30 × 405,392,644.20
  4. Step 4: Simplify right side
    1,495,909,576.20x = 909,646,107,869,729,152
  5. Step 5: Solve for x
    x = 909,646,107,869,729,152/1,495,909,576.20
  6. Step 6: Final answer
    x = 608,088,966.30

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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.