Home / 1,257,001,331,242.40-1,885,501,996,863.50-860,282,750,506.35

Finding the Fourth Proportional to 1,257,001,331,242.40, 1,885,501,996,863.50 and 860,282,750,506.35

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Solution

The fourth proportional to 1,257,001,331,242.40, 1,885,501,996,863.50 and 860,282,750,506.35 is: 1,290,424,125,759.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,001,331,242.40 : 1,885,501,996,863.50 = 860,282,750,506.35 : x
  2. Step 2: Convert to fraction form
    1,257,001,331,242.40/1,885,501,996,863.50 = 860,282,750,506.35/x
  3. Step 3: Cross multiply
    1,257,001,331,242.40x = 1,885,501,996,863.50 × 860,282,750,506.35
  4. Step 4: Simplify right side
    1,257,001,331,242.40x = 1,622,064,843,946,946,933,555,200
  5. Step 5: Solve for x
    x = 1,622,064,843,946,946,933,555,200/1,257,001,331,242.40
  6. Step 6: Final answer
    x = 1,290,424,125,759.46

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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.