Home / 1,042,216,576.65-1,563,375,140.46-342,693,225.09

Finding the Fourth Proportional to 1,042,216,576.65, 1,563,375,140.46 and 342,693,225.09

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Solution

The fourth proportional to 1,042,216,576.65, 1,563,375,140.46 and 342,693,225.09 is: 514,056,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,216,576.65 : 1,563,375,140.46 = 342,693,225.09 : x
  2. Step 2: Convert to fraction form
    1,042,216,576.65/1,563,375,140.46 = 342,693,225.09/x
  3. Step 3: Cross multiply
    1,042,216,576.65x = 1,563,375,140.46 × 342,693,225.09
  4. Step 4: Simplify right side
    1,042,216,576.65x = 535,758,068,909,769,088
  5. Step 5: Solve for x
    x = 535,758,068,909,769,088/1,042,216,576.65
  6. Step 6: Final answer
    x = 514,056,368.81

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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.