Home / 405,671,250,446.91-608,526,446,328.32-133,389,471,221.26

Finding the Fourth Proportional to 405,671,250,446.91, 608,526,446,328.32 and 133,389,471,221.26

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Solution

The fourth proportional to 405,671,250,446.91, 608,526,446,328.32 and 133,389,471,221.26 is: 200,090,641,894.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,671,250,446.91 : 608,526,446,328.32 = 133,389,471,221.26 : x
  2. Step 2: Convert to fraction form
    405,671,250,446.91/608,526,446,328.32 = 133,389,471,221.26/x
  3. Step 3: Cross multiply
    405,671,250,446.91x = 608,526,446,328.32 × 133,389,471,221.26
  4. Step 4: Simplify right side
    405,671,250,446.91x = 81,171,020,899,887,051,964,416
  5. Step 5: Solve for x
    x = 81,171,020,899,887,051,964,416/405,671,250,446.91
  6. Step 6: Final answer
    x = 200,090,641,894.06

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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.