Home / 205,677,623.61-308,518,243.88-52,323,842.25

Finding the Fourth Proportional to 205,677,623.61, 308,518,243.88 and 52,323,842.25

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Solution

The fourth proportional to 205,677,623.61, 308,518,243.88 and 52,323,842.25 is: 78,486,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,677,623.61 : 308,518,243.88 = 52,323,842.25 : x
  2. Step 2: Convert to fraction form
    205,677,623.61/308,518,243.88 = 52,323,842.25/x
  3. Step 3: Cross multiply
    205,677,623.61x = 308,518,243.88 × 52,323,842.25
  4. Step 4: Simplify right side
    205,677,623.61x = 16,142,859,923,762,528
  5. Step 5: Solve for x
    x = 16,142,859,923,762,528/205,677,623.61
  6. Step 6: Final answer
    x = 78,486,223.44

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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.