Home / 1,014,382,558.29-1,520,511,866.53-424,510,762.11

Finding the Fourth Proportional to 1,014,382,558.29, 1,520,511,866.53 and 424,510,762.11

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Solution

The fourth proportional to 1,014,382,558.29, 1,520,511,866.53 and 424,510,762.11 is: 636,321,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,382,558.29 : 1,520,511,866.53 = 424,510,762.11 : x
  2. Step 2: Convert to fraction form
    1,014,382,558.29/1,520,511,866.53 = 424,510,762.11/x
  3. Step 3: Cross multiply
    1,014,382,558.29x = 1,520,511,866.53 × 424,510,762.11
  4. Step 4: Simplify right side
    1,014,382,558.29x = 645,473,651,251,185,664
  5. Step 5: Solve for x
    x = 645,473,651,251,185,664/1,014,382,558.29
  6. Step 6: Final answer
    x = 636,321,717.06

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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.