Home / 532,139,986.80-798,209,980.20-314,461,753.20

Finding the Fourth Proportional to 532,139,986.80, 798,209,980.20 and 314,461,753.20

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Solution

The fourth proportional to 532,139,986.80, 798,209,980.20 and 314,461,753.20 is: 471,692,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,139,986.80 : 798,209,980.20 = 314,461,753.20 : x
  2. Step 2: Convert to fraction form
    532,139,986.80/798,209,980.20 = 314,461,753.20/x
  3. Step 3: Cross multiply
    532,139,986.80x = 798,209,980.20 × 314,461,753.20
  4. Step 4: Simplify right side
    532,139,986.80x = 251,006,509,795,429,280
  5. Step 5: Solve for x
    x = 251,006,509,795,429,280/532,139,986.80
  6. Step 6: Final answer
    x = 471,692,629.80

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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.