Home / 586,302,513.05-809,094,527.57-318,375,952.23

Finding the Fourth Proportional to 586,302,513.05, 809,094,527.57 and 318,375,952.23

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Solution

The fourth proportional to 586,302,513.05, 809,094,527.57 and 318,375,952.23 is: 439,357,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,302,513.05 : 809,094,527.57 = 318,375,952.23 : x
  2. Step 2: Convert to fraction form
    586,302,513.05/809,094,527.57 = 318,375,952.23/x
  3. Step 3: Cross multiply
    586,302,513.05x = 809,094,527.57 × 318,375,952.23
  4. Step 4: Simplify right side
    586,302,513.05x = 257,596,240,657,588,896
  5. Step 5: Solve for x
    x = 257,596,240,657,588,896/586,302,513.05
  6. Step 6: Final answer
    x = 439,357,217.35

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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.