Home / 1,888,280,540,070.50-2,605,834,996,354.80-1,021,185,318,238.60

Finding the Fourth Proportional to 1,888,280,540,070.50, 2,605,834,996,354.80 and 1,021,185,318,238.60

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Solution

The fourth proportional to 1,888,280,540,070.50, 2,605,834,996,354.80 and 1,021,185,318,238.60 is: 1,409,239,985,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,280,540,070.50 : 2,605,834,996,354.80 = 1,021,185,318,238.60 : x
  2. Step 2: Convert to fraction form
    1,888,280,540,070.50/2,605,834,996,354.80 = 1,021,185,318,238.60/x
  3. Step 3: Cross multiply
    1,888,280,540,070.50x = 2,605,834,996,354.80 × 1,021,185,318,238.60
  4. Step 4: Simplify right side
    1,888,280,540,070.50x = 2,661,040,440,029,857,238,220,800
  5. Step 5: Solve for x
    x = 2,661,040,440,029,857,238,220,800/1,888,280,540,070.50
  6. Step 6: Final answer
    x = 1,409,239,985,034.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.