Home / 955,467,068.73-1,317,865,358.73-637,767,135.06

Finding the Fourth Proportional to 955,467,068.73, 1,317,865,358.73 and 637,767,135.06

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Solution

The fourth proportional to 955,467,068.73, 1,317,865,358.73 and 637,767,135.06 is: 879,665,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,467,068.73 : 1,317,865,358.73 = 637,767,135.06 : x
  2. Step 2: Convert to fraction form
    955,467,068.73/1,317,865,358.73 = 637,767,135.06/x
  3. Step 3: Cross multiply
    955,467,068.73x = 1,317,865,358.73 × 637,767,135.06
  4. Step 4: Simplify right side
    955,467,068.73x = 840,491,214,232,051,200
  5. Step 5: Solve for x
    x = 840,491,214,232,051,200/955,467,068.73
  6. Step 6: Final answer
    x = 879,665,288.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.