Home / 860,909,148,020.75-1,291,363,722,031.20-860,909,148,020.75

Finding the Fourth Proportional to 860,909,148,020.75, 1,291,363,722,031.20 and 860,909,148,020.75

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Solution

The fourth proportional to 860,909,148,020.75, 1,291,363,722,031.20 and 860,909,148,020.75 is: 1,291,363,722,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,909,148,020.75 : 1,291,363,722,031.20 = 860,909,148,020.75 : x
  2. Step 2: Convert to fraction form
    860,909,148,020.75/1,291,363,722,031.20 = 860,909,148,020.75/x
  3. Step 3: Cross multiply
    860,909,148,020.75x = 1,291,363,722,031.20 × 860,909,148,020.75
  4. Step 4: Simplify right side
    860,909,148,020.75x = 1,111,746,841,718,785,025,507,328
  5. Step 5: Solve for x
    x = 1,111,746,841,718,785,025,507,328/860,909,148,020.75
  6. Step 6: Final answer
    x = 1,291,363,722,031.20

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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.