Home / 827,880,681.09-1,241,992,411.37-336,594,034.45

Finding the Fourth Proportional to 827,880,681.09, 1,241,992,411.37 and 336,594,034.45

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Solution

The fourth proportional to 827,880,681.09, 1,241,992,411.37 and 336,594,034.45 is: 504,960,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,880,681.09 : 1,241,992,411.37 = 336,594,034.45 : x
  2. Step 2: Convert to fraction form
    827,880,681.09/1,241,992,411.37 = 336,594,034.45/x
  3. Step 3: Cross multiply
    827,880,681.09x = 1,241,992,411.37 × 336,594,034.45
  4. Step 4: Simplify right side
    827,880,681.09x = 418,047,236,499,312,320
  5. Step 5: Solve for x
    x = 418,047,236,499,312,320/827,880,681.09
  6. Step 6: Final answer
    x = 504,960,734.13

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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.