Home / 1,076,282,403.40-1,614,423,605.10-258,394,704.40

Finding the Fourth Proportional to 1,076,282,403.40, 1,614,423,605.10 and 258,394,704.40

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Solution

The fourth proportional to 1,076,282,403.40, 1,614,423,605.10 and 258,394,704.40 is: 387,592,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,282,403.40 : 1,614,423,605.10 = 258,394,704.40 : x
  2. Step 2: Convert to fraction form
    1,076,282,403.40/1,614,423,605.10 = 258,394,704.40/x
  3. Step 3: Cross multiply
    1,076,282,403.40x = 1,614,423,605.10 × 258,394,704.40
  4. Step 4: Simplify right side
    1,076,282,403.40x = 417,158,510,216,196,800
  5. Step 5: Solve for x
    x = 417,158,510,216,196,800/1,076,282,403.40
  6. Step 6: Final answer
    x = 387,592,056.60

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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.