Home / 582,459,858-803,789,297.94-318,141,780.98

Finding the Fourth Proportional to 582,459,858, 803,789,297.94 and 318,141,780.98

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Solution

The fourth proportional to 582,459,858, 803,789,297.94 and 318,141,780.98 is: 439,032,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,459,858 : 803,789,297.94 = 318,141,780.98 : x
  2. Step 2: Convert to fraction form
    582,459,858/803,789,297.94 = 318,141,780.98/x
  3. Step 3: Cross multiply
    582,459,858x = 803,789,297.94 × 318,141,780.98
  4. Step 4: Simplify right side
    582,459,858x = 255,718,958,773,685,792
  5. Step 5: Solve for x
    x = 255,718,958,773,685,792/582,459,858
  6. Step 6: Final answer
    x = 439,032,759.53

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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.