Home / 524,650,810.38-787,248,575.64-213,986,344.20

Finding the Fourth Proportional to 524,650,810.38, 787,248,575.64 and 213,986,344.20

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Solution

The fourth proportional to 524,650,810.38, 787,248,575.64 and 213,986,344.20 is: 321,090,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,650,810.38 : 787,248,575.64 = 213,986,344.20 : x
  2. Step 2: Convert to fraction form
    524,650,810.38/787,248,575.64 = 213,986,344.20/x
  3. Step 3: Cross multiply
    524,650,810.38x = 787,248,575.64 × 213,986,344.20
  4. Step 4: Simplify right side
    524,650,810.38x = 168,460,444,677,860,768
  5. Step 5: Solve for x
    x = 168,460,444,677,860,768/524,650,810.38
  6. Step 6: Final answer
    x = 321,090,602.25

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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.