Home / 12,356,673,670.20-18,535,010,505.30-11,340,841,913.40

Finding the Fourth Proportional to 12,356,673,670.20, 18,535,010,505.30 and 11,340,841,913.40

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Solution

The fourth proportional to 12,356,673,670.20, 18,535,010,505.30 and 11,340,841,913.40 is: 17,011,262,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,673,670.20 : 18,535,010,505.30 = 11,340,841,913.40 : x
  2. Step 2: Convert to fraction form
    12,356,673,670.20/18,535,010,505.30 = 11,340,841,913.40/x
  3. Step 3: Cross multiply
    12,356,673,670.20x = 18,535,010,505.30 × 11,340,841,913.40
  4. Step 4: Simplify right side
    12,356,673,670.20x = 210,202,624,003,815,538,688
  5. Step 5: Solve for x
    x = 210,202,624,003,815,538,688/12,356,673,670.20
  6. Step 6: Final answer
    x = 17,011,262,870.10

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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.