Home / 713,132,664.33-983,975,707.37-411,712,752.72

Finding the Fourth Proportional to 713,132,664.33, 983,975,707.37 and 411,712,752.72

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Solution

The fourth proportional to 713,132,664.33, 983,975,707.37 and 411,712,752.72 is: 568,078,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,132,664.33 : 983,975,707.37 = 411,712,752.72 : x
  2. Step 2: Convert to fraction form
    713,132,664.33/983,975,707.37 = 411,712,752.72/x
  3. Step 3: Cross multiply
    713,132,664.33x = 983,975,707.37 × 411,712,752.72
  4. Step 4: Simplify right side
    713,132,664.33x = 405,115,347,095,631,040
  5. Step 5: Solve for x
    x = 405,115,347,095,631,040/713,132,664.33
  6. Step 6: Final answer
    x = 568,078,518.00

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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.