Home / 29,020,265,813.92-43,510,159,989.75-12,858,397,526.98

Finding the Fourth Proportional to 29,020,265,813.92, 43,510,159,989.75 and 12,858,397,526.98

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Solution

The fourth proportional to 29,020,265,813.92, 43,510,159,989.75 and 12,858,397,526.98 is: 19,278,628,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020,265,813.92 : 43,510,159,989.75 = 12,858,397,526.98 : x
  2. Step 2: Convert to fraction form
    29,020,265,813.92/43,510,159,989.75 = 12,858,397,526.98/x
  3. Step 3: Cross multiply
    29,020,265,813.92x = 43,510,159,989.75 × 12,858,397,526.98
  4. Step 4: Simplify right side
    29,020,265,813.92x = 559,470,933,610,488,004,608
  5. Step 5: Solve for x
    x = 559,470,933,610,488,004,608/29,020,265,813.92
  6. Step 6: Final answer
    x = 19,278,628,845.02

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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.