Home / 86,230,308,385.20-129,345,462,577.80-86,230,308,385.20

Finding the Fourth Proportional to 86,230,308,385.20, 129,345,462,577.80 and 86,230,308,385.20

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Solution

The fourth proportional to 86,230,308,385.20, 129,345,462,577.80 and 86,230,308,385.20 is: 129,345,462,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,230,308,385.20 : 129,345,462,577.80 = 86,230,308,385.20 : x
  2. Step 2: Convert to fraction form
    86,230,308,385.20/129,345,462,577.80 = 86,230,308,385.20/x
  3. Step 3: Cross multiply
    86,230,308,385.20x = 129,345,462,577.80 × 86,230,308,385.20
  4. Step 4: Simplify right side
    86,230,308,385.20x = 11,153,499,126,310,039,977,984
  5. Step 5: Solve for x
    x = 11,153,499,126,310,039,977,984/86,230,308,385.20
  6. Step 6: Final answer
    x = 129,345,462,577.80

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1.5x scale

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.