Home / 451,554,333,097.30-623,161,423,667.75-245,778,630,834.20

Finding the Fourth Proportional to 451,554,333,097.30, 623,161,423,667.75 and 245,778,630,834.20

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Solution

The fourth proportional to 451,554,333,097.30, 623,161,423,667.75 and 245,778,630,834.20 is: 339,183,460,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,554,333,097.30 : 623,161,423,667.75 = 245,778,630,834.20 : x
  2. Step 2: Convert to fraction form
    451,554,333,097.30/623,161,423,667.75 = 245,778,630,834.20/x
  3. Step 3: Cross multiply
    451,554,333,097.30x = 623,161,423,667.75 × 245,778,630,834.20
  4. Step 4: Simplify right side
    451,554,333,097.30x = 153,159,761,497,750,423,732,224
  5. Step 5: Solve for x
    x = 153,159,761,497,750,423,732,224/451,554,333,097.30
  6. Step 6: Final answer
    x = 339,183,460,929.71

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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.