Home / 568,717,681.20-853,076,521.80-482,836,815.60

Finding the Fourth Proportional to 568,717,681.20, 853,076,521.80 and 482,836,815.60

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Solution

The fourth proportional to 568,717,681.20, 853,076,521.80 and 482,836,815.60 is: 724,255,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,717,681.20 : 853,076,521.80 = 482,836,815.60 : x
  2. Step 2: Convert to fraction form
    568,717,681.20/853,076,521.80 = 482,836,815.60/x
  3. Step 3: Cross multiply
    568,717,681.20x = 853,076,521.80 × 482,836,815.60
  4. Step 4: Simplify right side
    568,717,681.20x = 411,896,751,249,035,968
  5. Step 5: Solve for x
    x = 411,896,751,249,035,968/568,717,681.20
  6. Step 6: Final answer
    x = 724,255,223.40

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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.