Home / 595,400,435.29-821,653,281.88-331,076,753.20

Finding the Fourth Proportional to 595,400,435.29, 821,653,281.88 and 331,076,753.20

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Solution

The fourth proportional to 595,400,435.29, 821,653,281.88 and 331,076,753.20 is: 456,886,298.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,400,435.29 : 821,653,281.88 = 331,076,753.20 : x
  2. Step 2: Convert to fraction form
    595,400,435.29/821,653,281.88 = 331,076,753.20/x
  3. Step 3: Cross multiply
    595,400,435.29x = 821,653,281.88 × 331,076,753.20
  4. Step 4: Simplify right side
    595,400,435.29x = 272,030,300,816,846,528
  5. Step 5: Solve for x
    x = 272,030,300,816,846,528/595,400,435.29
  6. Step 6: Final answer
    x = 456,886,298.19

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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.