Home / 1,257,001,331,247.10-1,885,501,996,870.60-860,282,750,511.10

Finding the Fourth Proportional to 1,257,001,331,247.10, 1,885,501,996,870.60 and 860,282,750,511.10

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Solution

The fourth proportional to 1,257,001,331,247.10, 1,885,501,996,870.60 and 860,282,750,511.10 is: 1,290,424,125,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,001,331,247.10 : 1,885,501,996,870.60 = 860,282,750,511.10 : x
  2. Step 2: Convert to fraction form
    1,257,001,331,247.10/1,885,501,996,870.60 = 860,282,750,511.10/x
  3. Step 3: Cross multiply
    1,257,001,331,247.10x = 1,885,501,996,870.60 × 860,282,750,511.10
  4. Step 4: Simplify right side
    1,257,001,331,247.10x = 1,622,064,843,962,011,262,910,464
  5. Step 5: Solve for x
    x = 1,622,064,843,962,011,262,910,464/1,257,001,331,247.10
  6. Step 6: Final answer
    x = 1,290,424,125,766.62

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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.