Home / 8,642,837,108.40-12,132,623,686.80-8,642,837,108.40

Finding the Fourth Proportional to 8,642,837,108.40, 12,132,623,686.80 and 8,642,837,108.40

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Solution

The fourth proportional to 8,642,837,108.40, 12,132,623,686.80 and 8,642,837,108.40 is: 12,132,623,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,837,108.40 : 12,132,623,686.80 = 8,642,837,108.40 : x
  2. Step 2: Convert to fraction form
    8,642,837,108.40/12,132,623,686.80 = 8,642,837,108.40/x
  3. Step 3: Cross multiply
    8,642,837,108.40x = 12,132,623,686.80 × 8,642,837,108.40
  4. Step 4: Simplify right side
    8,642,837,108.40x = 104,860,290,222,527,840,256
  5. Step 5: Solve for x
    x = 104,860,290,222,527,840,256/8,642,837,108.40
  6. Step 6: Final answer
    x = 12,132,623,686.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.