Home / 417,540,392,428.73-626,310,588,643.08-417,540,392,428.73

Finding the Fourth Proportional to 417,540,392,428.73, 626,310,588,643.08 and 417,540,392,428.73

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Solution

The fourth proportional to 417,540,392,428.73, 626,310,588,643.08 and 417,540,392,428.73 is: 626,310,588,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,540,392,428.73 : 626,310,588,643.08 = 417,540,392,428.73 : x
  2. Step 2: Convert to fraction form
    417,540,392,428.73/626,310,588,643.08 = 417,540,392,428.73/x
  3. Step 3: Cross multiply
    417,540,392,428.73x = 626,310,588,643.08 × 417,540,392,428.73
  4. Step 4: Simplify right side
    417,540,392,428.73x = 261,509,968,964,300,495,126,528
  5. Step 5: Solve for x
    x = 261,509,968,964,300,495,126,528/417,540,392,428.73
  6. Step 6: Final answer
    x = 626,310,588,643.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.