Home / 1,865,920,273,458.90-2,798,880,410,188.40-524,379,975,174.20

Finding the Fourth Proportional to 1,865,920,273,458.90, 2,798,880,410,188.40 and 524,379,975,174.20

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Solution

The fourth proportional to 1,865,920,273,458.90, 2,798,880,410,188.40 and 524,379,975,174.20 is: 786,569,962,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,920,273,458.90 : 2,798,880,410,188.40 = 524,379,975,174.20 : x
  2. Step 2: Convert to fraction form
    1,865,920,273,458.90/2,798,880,410,188.40 = 524,379,975,174.20/x
  3. Step 3: Cross multiply
    1,865,920,273,458.90x = 2,798,880,410,188.40 × 524,379,975,174.20
  4. Step 4: Simplify right side
    1,865,920,273,458.90x = 1,467,676,840,010,147,963,076,608
  5. Step 5: Solve for x
    x = 1,467,676,840,010,147,963,076,608/1,865,920,273,458.90
  6. Step 6: Final answer
    x = 786,569,962,761.31

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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.