Home / 1,042,216,580.16-1,563,375,145.72-342,693,228.60

Finding the Fourth Proportional to 1,042,216,580.16, 1,563,375,145.72 and 342,693,228.60

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Solution

The fourth proportional to 1,042,216,580.16, 1,563,375,145.72 and 342,693,228.60 is: 514,056,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,216,580.16 : 1,563,375,145.72 = 342,693,228.60 : x
  2. Step 2: Convert to fraction form
    1,042,216,580.16/1,563,375,145.72 = 342,693,228.60/x
  3. Step 3: Cross multiply
    1,042,216,580.16x = 1,563,375,145.72 × 342,693,228.60
  4. Step 4: Simplify right side
    1,042,216,580.16x = 535,758,076,199,782,336
  5. Step 5: Solve for x
    x = 535,758,076,199,782,336/1,042,216,580.16
  6. Step 6: Final answer
    x = 514,056,374.08

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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.