Home / 586,818,574.28-809,829,052.68-322,509,933.44

Finding the Fourth Proportional to 586,818,574.28, 809,829,052.68 and 322,509,933.44

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Solution

The fourth proportional to 586,818,574.28, 809,829,052.68 and 322,509,933.44 is: 445,074,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,818,574.28 : 809,829,052.68 = 322,509,933.44 : x
  2. Step 2: Convert to fraction form
    586,818,574.28/809,829,052.68 = 322,509,933.44/x
  3. Step 3: Cross multiply
    586,818,574.28x = 809,829,052.68 × 322,509,933.44
  4. Step 4: Simplify right side
    586,818,574.28x = 261,177,913,877,605,024
  5. Step 5: Solve for x
    x = 261,177,913,877,605,024/586,818,574.28
  6. Step 6: Final answer
    x = 445,074,381.29

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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.