Home / 456,812,194.49-630,382,668.04-258,614,802.64

Finding the Fourth Proportional to 456,812,194.49, 630,382,668.04 and 258,614,802.64

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Solution

The fourth proportional to 456,812,194.49, 630,382,668.04 and 258,614,802.64 is: 356,878,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,812,194.49 : 630,382,668.04 = 258,614,802.64 : x
  2. Step 2: Convert to fraction form
    456,812,194.49/630,382,668.04 = 258,614,802.64/x
  3. Step 3: Cross multiply
    456,812,194.49x = 630,382,668.04 × 258,614,802.64
  4. Step 4: Simplify right side
    456,812,194.49x = 163,026,289,283,956,192
  5. Step 5: Solve for x
    x = 163,026,289,283,956,192/456,812,194.49
  6. Step 6: Final answer
    x = 356,878,146.54

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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.