Home / 1,213,751,602,173.30-1,820,739,318,037.70-396,928,585,929.73

Finding the Fourth Proportional to 1,213,751,602,173.30, 1,820,739,318,037.70 and 396,928,585,929.73

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Solution

The fourth proportional to 1,213,751,602,173.30, 1,820,739,318,037.70 and 396,928,585,929.73 is: 595,429,477,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,751,602,173.30 : 1,820,739,318,037.70 = 396,928,585,929.73 : x
  2. Step 2: Convert to fraction form
    1,213,751,602,173.30/1,820,739,318,037.70 = 396,928,585,929.73/x
  3. Step 3: Cross multiply
    1,213,751,602,173.30x = 1,820,739,318,037.70 × 396,928,585,929.73
  4. Step 4: Simplify right side
    1,213,751,602,173.30x = 722,703,482,855,365,141,331,968
  5. Step 5: Solve for x
    x = 722,703,482,855,365,141,331,968/1,213,751,602,173.30
  6. Step 6: Final answer
    x = 595,429,477,960.17

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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.