Home / 1,869,553,255,173.90-2,800,677,711,755.50-1,287,939,710,171.70

Finding the Fourth Proportional to 1,869,553,255,173.90, 2,800,677,711,755.50 and 1,287,939,710,171.70

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Solution

The fourth proportional to 1,869,553,255,173.90, 2,800,677,711,755.50 and 1,287,939,710,171.70 is: 1,929,393,575,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,553,255,173.90 : 2,800,677,711,755.50 = 1,287,939,710,171.70 : x
  2. Step 2: Convert to fraction form
    1,869,553,255,173.90/2,800,677,711,755.50 = 1,287,939,710,171.70/x
  3. Step 3: Cross multiply
    1,869,553,255,173.90x = 2,800,677,711,755.50 × 1,287,939,710,171.70
  4. Step 4: Simplify right side
    1,869,553,255,173.90x = 3,607,104,040,362,718,577,819,648
  5. Step 5: Solve for x
    x = 3,607,104,040,362,718,577,819,648/1,869,553,255,173.90
  6. Step 6: Final answer
    x = 1,929,393,575,914.58

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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.