Home / 615,970,812,385.86-849,927,325,581.42-355,453,481,136.34

Finding the Fourth Proportional to 615,970,812,385.86, 849,927,325,581.42 and 355,453,481,136.34

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Solution

The fourth proportional to 615,970,812,385.86, 849,927,325,581.42 and 355,453,481,136.34 is: 490,460,944,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,970,812,385.86 : 849,927,325,581.42 = 355,453,481,136.34 : x
  2. Step 2: Convert to fraction form
    615,970,812,385.86/849,927,325,581.42 = 355,453,481,136.34/x
  3. Step 3: Cross multiply
    615,970,812,385.86x = 849,927,325,581.42 × 355,453,481,136.34
  4. Step 4: Simplify right side
    615,970,812,385.86x = 302,109,626,590,815,202,574,336
  5. Step 5: Solve for x
    x = 302,109,626,590,815,202,574,336/615,970,812,385.86
  6. Step 6: Final answer
    x = 490,460,944,765.62

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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.